{"title":"Engine Bottom End Components","description":"","products":[{"product_id":"engine-case","title":"S\u0026S Cycle Engine Case - 1999-2006 Twin Cam “A” Engines (Except 06 Dyna)","description":"\u003cli\u003eReplacement Twin Cam \"A\" engine cases for stock Harley Davidson® chassis only (carb and EFI)\u003c\/li\u003e\n\u003cli\u003eFeature greater overall strength than stock crankcases\u003c\/li\u003e\n\u003cli\u003eStrong, dependable Timken®-style sprocket shaft bearings\u003c\/li\u003e\n\u003cli\u003eClearanced for strokes up to and including 5\"\u003c\/li\u003e\n\u003cli\u003eAll passages between the crankcase cam support plate are O-ring sealed\u003c\/li\u003e\n\u003cli\u003eCompatible with most stock components\u003c\/li\u003e\n\u003cli\u003eCam chest has clearance for up to .675\" lift cams\u003c\/li\u003e\n\u003cli\u003eInclude S\u0026amp;S crankcase breather reed valve designed to eliminate oil carry-over and oil scavenging problems\u003c\/li\u003e\n\u003cli\u003eRear motor mount bolts directly to the stock transmission; fully compatible with the stock primary, charging system, and other stock components\u003c\/li\u003e\n\u003cli\u003eMade in the U.S.A.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 31-0172A\u003c\/li\u003e\n\u003cbr\u003e\u003cem\u003eThis project requires a skilled technician. It is the responsibility of the person assembling the parts to check all clearances and assembly specifications.\u003c\/em\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":33826354364551,"sku":"09200187","price":2199.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/products\/S_SCycleEngineCase-1999-2006TwinCamAEngines.jpg?v=1619116838"},{"product_id":"connecting-rod-big-twin","title":"S\u0026S Cycle Heavy-Duty Connecting Rod Set - 1941-E1981 Big Twin","description":"\u003cli\u003eHigh-quality, heavy duty rod sets come complete and ready to install\u003c\/li\u003e\n\u003cli\u003eSet includes front and rear rods, crankpin and nuts, steel cages and roller bearings\u003c\/li\u003e\n\u003cli\u003eRods are deep-forged and heat-treated, 0.120\" wider than stock in the I-beam section and feature rod-to-rod clearance to accommodate strokes up to and including 5\"\u003c\/li\u003e\n\u003cli\u003eCrankpin has two oil holes and four slots ground on each side of the throw ends of the rods to help maintain the oil film on thrust faces\u003c\/li\u003e\n\u003cli\u003e0.791\" wrist pin\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 34-7004\u003c\/li\u003e\n\u003cp\u003e\u003cbr\u003e\u003cem\u003eInstallation of rod sets may require additional clearancing of flywheels and cases.\u003c\/em\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":33826363048071,"sku":"DS194652","price":595.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/products\/S_SCycleHeavy-DutyConnectingRodSet-1941-E1981BigTwin.jpg?v=1619117767"},{"product_id":"crankcase-black","title":"S\u0026S Cycle Crankcase - 1984-1991 Evo Big Twin - Black","description":"\u003cli\u003eCast from A356 T-6 heat-treated aluminum alloy\u003c\/li\u003e\n\u003cli\u003eInclude crankcase bolts, washers and nuts, cylinder mounting studs, timing hole plug, magnetic drain plug, assorted breather and oil line fittings, top end oil screen spring and plug, sprocket shaft Timken® bearing assembly, oil seal, pinion shaft main bearing race, cam needle bearing assembly, oil pump shaft bushings and installation instructions\u003c\/li\u003e\n\u003cli\u003eUse Timken style sprocket shaft bearings and 1958 and later pinion bearings (will not accept 1957 and earlier flywheels)\u003c\/li\u003e\n\u003cli\u003eBearing races are all line honed and breather cavity is precision machined to optimize breather timing for maximum oil scavenging\u003c\/li\u003e\n\u003cli\u003eMachined for 3.4375\" cylinders and tapped 1\/4\"-20 for gear covers, oil pump, tappet guides, timer and timer advance\u003c\/li\u003e\n\u003cli\u003e65 models use 65 alloy inner primary\u003c\/li\u003e\n\u003cli\u003eDrilled for 5\/16\" generator mounting bolts\u003c\/li\u003e\n\u003cli\u003e63-65 models with outside oil lines must use oil port to the rear of the tappet block or oil port in gear cover and use custom oil lines\u003c\/li\u003e\n\u003cli\u003eGenerator crankcase gear kit (includes circuit breaker drive gear, idler gear, circuit breaker gear and shims) and shafts must be purchased separately\u003c\/li\u003e\n\u003cli\u003eMade in the U.S.A.\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 31-0052\u003cbr\u003e\u003cbr\u003e\n\u003cp style=\"font-size: 11px;\"\u003e\u003cstrong\u003eFitments:\u003c\/strong\u003e \u003cbr\u003e1991 Harley-Davidson Dyna Sturgis FXDB\u003cbr data-mce-fragment=\"1\"\u003e1991 Harley-Davidson Softail Custom FXSTC\u003cbr data-mce-fragment=\"1\"\u003e1991 Harley-Davidson Softail Standard FXST\u003cbr data-mce-fragment=\"1\"\u003e1991 Harley-Davidson Softail Springer FXSTS\u003cbr data-mce-fragment=\"1\"\u003e1991 Harley-Davidson Softail Fat Boy FLSTF\u003cbr data-mce-fragment=\"1\"\u003e1991 Harley-Davidson Softail Heritage Classic FLSTC\u003cbr data-mce-fragment=\"1\"\u003e1990-1991 Harley-Davidson Low Rider Convertible FXRS-CONV\u003cbr data-mce-fragment=\"1\"\u003e1990 Harley-Davidson Softail Fat Boy FLSTF\u003cbr data-mce-fragment=\"1\"\u003e1989-1991 Harley-Davidson Electra Glide Ultra Classic FLHTCU\u003cbr data-mce-fragment=\"1\"\u003e1989-1991 Harley-Davidson Tour Glide Ultra Classic FLTCU\u003cbr data-mce-fragment=\"1\"\u003e1988-1990 Harley-Davidson Softail Springer FXSTS\u003cbr data-mce-fragment=\"1\"\u003e1987-1991 Harley-Davidson Low Rider Custom FXLR\u003cbr data-mce-fragment=\"1\"\u003e1987-1991 Harley-Davidson Electra Glide Sport FLHS\u003cbr data-mce-fragment=\"1\"\u003e1987 Harley-Davidson Low Rider Chrome FXRC\u003cbr data-mce-fragment=\"1\"\u003e1986-1991 Harley-Davidson Super Glide FXR\u003cbr data-mce-fragment=\"1\"\u003e1986-1991 Harley-Davidson Low Rider Sport FXRS-SP\u003cbr data-mce-fragment=\"1\"\u003e1986-1991 Harley-Davidson Low Rider FXRS\u003cbr data-mce-fragment=\"1\"\u003e1986-1990 Harley-Davidson Softail Heritage FLST\u003cbr data-mce-fragment=\"1\"\u003e1986-1990 Harley-Davidson Softail Custom FXSTC\u003cbr data-mce-fragment=\"1\"\u003e1986-1990 Harley-Davidson Softail Heritage Classic FLSTC\u003cbr data-mce-fragment=\"1\"\u003e1986-1990 Harley-Davidson Softail Standard FXST\u003cbr data-mce-fragment=\"1\"\u003e1986 Harley-Davidson Sport Glide Grand Touring FXRD\u003cbr data-mce-fragment=\"1\"\u003e1985-1991 Harley-Davidson Tour Glide Classic FLTC\u003cbr data-mce-fragment=\"1\"\u003e1985-1991 Harley-Davidson Sport Glide FXRT\u003cbr data-mce-fragment=\"1\"\u003e1985-1986 Harley-Davidson Tour Glide FLT\u003cbr data-mce-fragment=\"1\"\u003e1985 Harley-Davidson Low Glide Custom FXRC\u003cbr data-mce-fragment=\"1\"\u003e1985 Harley-Davidson Fat Bob FXEF\u003cbr data-mce-fragment=\"1\"\u003e1985 Harley-Davidson Low Glide FXRS\u003cbr data-mce-fragment=\"1\"\u003e1984-1991 Harley-Davidson Electra Glide Police FLHTP\u003cbr data-mce-fragment=\"1\"\u003e1984-1991 Harley-Davidson Electra Glide Classic FLHTC\u003cbr data-mce-fragment=\"1\"\u003e1984-1987 Harley-Davidson Electra Glide Standard FLHT\u003cbr data-mce-fragment=\"1\"\u003e1984-1986 Harley-Davidson Wide Glide FXWG\u003cbr data-mce-fragment=\"1\"\u003e1984-1985 Harley-Davidson Low Rider FXSB\u003cbr data-mce-fragment=\"1\"\u003e1984-1985 Harley-Davidson Electra Glide FLH\u003cbr data-mce-fragment=\"1\"\u003e1984-1985 Harley-Davidson Super Glide 80 FXE\u003cbr data-mce-fragment=\"1\"\u003e1984-1985 Harley-Davidson Softail Standard FXST\u003cbr data-mce-fragment=\"1\"\u003e1984-1985 Harley-Davidson Electra Glide Special FLHX\u003cbr data-mce-fragment=\"1\"\u003e1984 Harley-Davidson Tour Glide FLT\u003cbr data-mce-fragment=\"1\"\u003e1984 Harley-Davidson Disc Glide FXRDG\u003cbr data-mce-fragment=\"1\"\u003e1984 Harley-Davidson Sport Glide FXRT\u003cbr data-mce-fragment=\"1\"\u003e1984 Harley-Davidson Low Glide FXRS\u003cbr data-mce-fragment=\"1\"\u003e1984 Harley-Davidson Tour Glide Classic FLTC\u003c\/p\u003e\n\u003c\/li\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":33826363408519,"sku":"0920-0132","price":1789.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/products\/S_SCycleCrankcase-1984-1991EvoBigTwin-Black.jpg?v=1619113858"},{"product_id":"billet-oil-pump","title":"S\u0026S Cycle Billet Oil Pump Kit - 1992-1999 Evo Big Twin Models","description":"\u003cli\u003eKit includes an oil pump with cover, mounting bolts, supply and return gears, drive shaft with keys and snap rings, check ball and spring, pressure relief valve and spring, check ball and release valve cover screws with O-rings, miscellaneous hose fittings, plugs, screws and gaskets\u003c\/li\u003e\n\u003cli\u003ePump features a smoother design and pressure relief towers that are .300\" shorter than the OEM oil pump\u003c\/li\u003e\n\u003cli\u003eAccepts OEM steel oil lines and have late-style mounting bolt pattern\u003c\/li\u003e\n\u003cli\u003eReplacement gaskets available separately\u003c\/li\u003e\n\u003cli\u003eMade in the U.S.A.\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 31-6206\u003c\/li\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":33826367963271,"sku":"DS194061","price":499.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/products\/S_SCycleBilletOilPumpKit.jpg?v=1587154647"},{"product_id":"bearing-left","title":"S\u0026S Cycle Timken Sprocket Shaft Bearing Set - 1969-2002 Big Twin Models","description":"\u003cul\u003e\n\u003cli\u003eUsed as OEM replacement components on 1969-2002 models and for Timken bearing conversions on 2003-2017 Twin Cam models\u003c\/li\u003e\n\u003cli\u003eMade in the U.S.A.\u003c\/li\u003e\n\u003cli\u003eReplaces OE part number: 9028\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 31-4013\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":33826392047751,"sku":"0924-0388","price":89.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/products\/S_SCycleTimkenSprocketShaftBearings.jpg?v=1619136087"},{"product_id":"s-s-cycle-crankcase-1984-1991-evo-big-twin-natural","title":"S\u0026S Cycle Crankcase - 1984-1991 Evo Big Twin - Natural","description":"\u003cli\u003eCast from A356 T-6 heat-treated aluminum alloy\u003c\/li\u003e\n\u003cli\u003eInclude crankcase bolts, washers and nuts, cylinder mounting studs, timing hole plug, magnetic drain plug, assorted breather and oil line fittings, top end oil screen spring and plug, sprocket shaft Timken® bearing assembly, oil seal, pinion shaft main bearing race, cam needle bearing assembly, oil pump shaft bushings and installation instructions\u003c\/li\u003e\n\u003cli\u003eUse Timken style sprocket shaft bearings and 1958 and later pinion bearings (will not accept 1957 and earlier flywheels)\u003c\/li\u003e\n\u003cli\u003eBearing races are all line honed and breather cavity is precision machined to optimize breather timing for maximum oil scavenging\u003c\/li\u003e\n\u003cli\u003eMachined for 3.4375\" cylinders and tapped 1\/4\"-20 for gear covers, oil pump, tappet guides, timer and timer advance\u003c\/li\u003e\n\u003cli\u003e65 models use 65 alloy inner primary\u003c\/li\u003e\n\u003cli\u003eDrilled for 5\/16\" generator mounting bolts\u003c\/li\u003e\n\u003cli\u003e63-65 models with outside oil lines must use oil port to the rear of the tappet block or oil port in gear cover and use custom oil lines\u003c\/li\u003e\n\u003cli\u003eGenerator crankcase gear kit (includes circuit breaker drive gear, idler gear, circuit breaker gear and shims) and shafts must be purchased separately\u003c\/li\u003e\n\u003cli\u003eMade in the U.S.A.\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 31-0000\u003cbr\u003e\u003cbr\u003e\n\u003cp style=\"font-size: 11px;\"\u003e\u003cstrong\u003eFitments:\u003c\/strong\u003e \u003cbr\u003e1991 Harley-Davidson Dyna Sturgis FXDB\u003cbr data-mce-fragment=\"1\"\u003e1991 Harley-Davidson Softail Custom FXSTC\u003cbr data-mce-fragment=\"1\"\u003e1991 Harley-Davidson Softail Standard FXST\u003cbr data-mce-fragment=\"1\"\u003e1991 Harley-Davidson Softail Springer FXSTS\u003cbr data-mce-fragment=\"1\"\u003e1991 Harley-Davidson Softail Fat Boy FLSTF\u003cbr data-mce-fragment=\"1\"\u003e1991 Harley-Davidson Softail Heritage Classic FLSTC\u003cbr data-mce-fragment=\"1\"\u003e1990-1991 Harley-Davidson Low Rider Convertible FXRS-CONV\u003cbr data-mce-fragment=\"1\"\u003e1990 Harley-Davidson Softail Fat Boy FLSTF\u003cbr data-mce-fragment=\"1\"\u003e1989-1991 Harley-Davidson Electra Glide Ultra Classic FLHTCU\u003cbr data-mce-fragment=\"1\"\u003e1989-1991 Harley-Davidson Tour Glide Ultra Classic FLTCU\u003cbr data-mce-fragment=\"1\"\u003e1988-1990 Harley-Davidson Softail Springer FXSTS\u003cbr data-mce-fragment=\"1\"\u003e1987-1991 Harley-Davidson Low Rider Custom FXLR\u003cbr data-mce-fragment=\"1\"\u003e1987-1991 Harley-Davidson Electra Glide Sport FLHS\u003cbr data-mce-fragment=\"1\"\u003e1987 Harley-Davidson Low Rider Chrome FXRC\u003cbr data-mce-fragment=\"1\"\u003e1986-1991 Harley-Davidson Super Glide FXR\u003cbr data-mce-fragment=\"1\"\u003e1986-1991 Harley-Davidson Low Rider Sport FXRS-SP\u003cbr data-mce-fragment=\"1\"\u003e1986-1991 Harley-Davidson Low Rider FXRS\u003cbr data-mce-fragment=\"1\"\u003e1986-1990 Harley-Davidson Softail Heritage FLST\u003cbr data-mce-fragment=\"1\"\u003e1986-1990 Harley-Davidson Softail Custom FXSTC\u003cbr data-mce-fragment=\"1\"\u003e1986-1990 Harley-Davidson Softail Heritage Classic FLSTC\u003cbr data-mce-fragment=\"1\"\u003e1986-1990 Harley-Davidson Softail Standard FXST\u003cbr data-mce-fragment=\"1\"\u003e1986 Harley-Davidson Sport Glide Grand Touring FXRD\u003cbr data-mce-fragment=\"1\"\u003e1985-1991 Harley-Davidson Tour Glide Classic FLTC\u003cbr data-mce-fragment=\"1\"\u003e1985-1991 Harley-Davidson Sport Glide FXRT\u003cbr data-mce-fragment=\"1\"\u003e1985-1986 Harley-Davidson Tour Glide FLT\u003cbr data-mce-fragment=\"1\"\u003e1985 Harley-Davidson Low Glide Custom FXRC\u003cbr data-mce-fragment=\"1\"\u003e1985 Harley-Davidson Fat Bob FXEF\u003cbr data-mce-fragment=\"1\"\u003e1985 Harley-Davidson Low Glide FXRS\u003cbr data-mce-fragment=\"1\"\u003e1984-1991 Harley-Davidson Electra Glide Police FLHTP\u003cbr data-mce-fragment=\"1\"\u003e1984-1991 Harley-Davidson Electra Glide Classic FLHTC\u003cbr data-mce-fragment=\"1\"\u003e1984-1987 Harley-Davidson Electra Glide Standard FLHT\u003cbr data-mce-fragment=\"1\"\u003e1984-1986 Harley-Davidson Wide Glide FXWG\u003cbr data-mce-fragment=\"1\"\u003e1984-1985 Harley-Davidson Low Rider FXSB\u003cbr data-mce-fragment=\"1\"\u003e1984-1985 Harley-Davidson Electra Glide FLH\u003cbr data-mce-fragment=\"1\"\u003e1984-1985 Harley-Davidson Super Glide 80 FXE\u003cbr data-mce-fragment=\"1\"\u003e1984-1985 Harley-Davidson Softail Standard FXST\u003cbr data-mce-fragment=\"1\"\u003e1984-1985 Harley-Davidson Electra Glide Special FLHX\u003cbr data-mce-fragment=\"1\"\u003e1984 Harley-Davidson Tour Glide FLT\u003cbr data-mce-fragment=\"1\"\u003e1984 Harley-Davidson Disc Glide FXRDG\u003cbr data-mce-fragment=\"1\"\u003e1984 Harley-Davidson Sport Glide FXRT\u003cbr data-mce-fragment=\"1\"\u003e1984 Harley-Davidson Low Glide FXRS\u003cbr data-mce-fragment=\"1\"\u003e1984 Harley-Davidson Tour Glide Classic FLTC\u003c\/p\u003e\n\u003c\/li\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":44028227125475,"sku":"DS-194303","price":1649.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/DS-194303_01.png?v=1696628772"},{"product_id":"feuling-parts-short-sump-plug-17-26-m8-99-17-twin-cam-3115","title":"FEULING PARTS Short Sump Plug - '17-'26 M8\/'99-'17 Twin Cam 3115","description":"\u003cp\u003eShort Sump Plug - '17-'26 M8\/'99-'17 Twin Cam\n\u003cbr\u003eEliminates blocking the internal engine case scavenge pick up hole, Ensures the cross sump port is wide open and allows the oil pump to pull as much as possible from the sump, Fuel plug is 0.265” tall vs. OEM 0.465”, The M8 main sump cross port on the inside of the M8 engine case is in a slightly different location \u0026amp; height in each engine case. This cross port is created when the bottom plug hole is machined and tapped by the factory. The machining breaks through the casting wall, creating the sump port. Whereas the Twin Cam engine cross scavenge pick up hole is a machined bore, and is in the same location in every engine case., Made in the USA\u003c\/p\u003e","brand":"FEULING PARTS","offers":[{"title":"Default Title","offer_id":49775588016355,"sku":"09500990","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/2570110.png?v=1789855285"},{"product_id":"s-s-cycle-circuit-breaker-drive-gear-shaft-big-twin-36-69-31-2037","title":"S\u0026S CYCLE Circuit Breaker Drive Gear Shaft - Big Twin '36-'69 31-2037","description":"\u003cp\u003eCircuit Breaker Drive Gear Shaft - Big Twin '36-'69\n\u003cbr\u003eIncludes one drive gear stud, Made in the USA\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775602860259,"sku":"312037","price":74.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/56339.png?v=1789856621"},{"product_id":"s-s-cycle-engine-case-super-stock®-generator-style-stock-bore-big-twin-65-69-31-0010","title":"S\u0026S CYCLE Engine Case - Super Stock® Generator Style - Stock Bore - Big Twin '65-'69 31-0010","description":"\u003cp\u003eEngine Case - Super Stock® Generator Style - Stock Bore - Big Twin '65-'69\n\u003cbr\u003eIncludes crankcase bolts, washers and nuts, cylinder mounting studs, timing hole plug, magnetic drain plug, assorted breather and oil line fittings, top end oil screen spring and plug, sprocket shaft Timken® bearing assembly, oil seal, pinion shaft main bearing race, cam needle bearing assembly, oil pump shaft bushings and installation instructions, Bearing races are all line honed and breather cavity is precision machined to optimize breather timing for maximum oil scavenging, Machined for 3.4375\" cylinders and tapped 1\/4\"-20 for gear covers, oil pump, tappet guides, timer and timer advance, Uses Timken style sprocket shaft bearings, '65 models use '65 alloy inner primary, Drilled for 5\/16\" generator mounting bolts, Made in the USA, Generator crankcase gear kit (includes circuit breaker drive gear, idler gear, circuit breaker gear and shims) and shafts must be purchased separately., '63-'65 models with outiside oil lines must use oil port to the rear of the tappet block or oil port in gear cover and use custom oil lines.\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775602893027,"sku":"310010","price":2195.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/56320.png?v=1789856625"},{"product_id":"s-s-cycle-flywheel-assembly-4-3-8-with-sprocket-bearing-race-twin-cam-a-99-06-except-06-dyna-320-0360","title":"S\u0026S CYCLE Flywheel Assembly - 4-3\/8\" - with Sprocket Bearing Race - Twin Cam \"A\" '99-'06 (except '06 Dyna) 320-0360","description":"\u003cp\u003eFlywheel Assembly - 4-3\/8\" - with Sprocket Bearing Race - Twin Cam \"A\" '99-'06 (except '06 Dyna)\n\u003cbr\u003eFor 96\"\/103\"\/106\" big bore | 110\"\/117\" engine with stock or S\u0026amp;S pistons (will be noted), Fully assembled with premium quaility S\u0026amp;S® heavy duty 7.659\" connecting rods, with full width wrist pin ends, and dynamically balanced, Trued to less than .0005\" runout on pinion and sprocket shaft bearing surfaces, making them capable of higher rpm and fully compatible with gear drive cams, CNC machined from heat-treated, closed die, steel forgings, which are 114% stronger than late style stock steel flywheels, The only joints in the assembly are where the 1.671\" diameter connecting rod crankpin is pressed into the flywheels, Pinion and sprocket shafts are forged as part of the flywheel, Made in the USA\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775605612771,"sku":"09220158","price":1695.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12663.png?v=1789856838"},{"product_id":"s-s-cycle-flywheel-assembly-4-3-8-with-sprocket-bearing-race-twin-cam-b-99-06-except-06-dyna-320-0354","title":"S\u0026S CYCLE Flywheel Assembly - 4-3\/8\" - with Sprocket Bearing Race - Twin Cam \"B\" '99-'06 (except '06 Dyna) 320-0354","description":"\u003cp\u003eFlywheel Assembly - 4-3\/8\" - with Sprocket Bearing Race - Twin Cam \"B\" '99-'06 (except '06 Dyna)\n\u003cbr\u003eFor 96\"\/103\"\/106\" big bore | 110\"\/117\" engine with stock or S\u0026amp;S pistons (will be noted), Fully assembled with premium quaility S\u0026amp;S® heavy duty 7.659\" connecting rods, with full width wrist pin ends, and dynamically balanced, Trued to less than .0005\" runout on pinion and sprocket shaft bearing surfaces, making them capable of higher rpm and fully compatible with gear drive cams, CNC machined from heat-treated, closed die, steel forgings, which are 114% stronger than late style stock steel flywheels, The only joints in the assembly are where the 1.671\" diameter connecting rod crankpin is pressed into the flywheels, Pinion and sprocket shafts are forged as part of the flywheel, Made in the USA\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775605645539,"sku":"09220157","price":1794.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12662.png?v=1789856843"},{"product_id":"s-s-cycle-flywheel-4-3-8-with-sprocket-bearing-race-touring-07-17-dyna-06-17-320-0350","title":"S\u0026S CYCLE Flywheel - 4-3\/8\" - with Sprocket Bearing Race - Touring '07-'17 | Dyna '06-'17 320-0350","description":"\u003cp\u003eFlywheel - 4-3\/8\" - with Sprocket Bearing Race - Touring '07-'17 | Dyna '06-'17\n\u003cbr\u003eFor 96\"\/103\"\/106\" big bore | 110\"\/117\" engine with stock or S\u0026amp;S pistons (will be noted), Fully assembled with premium quaility S\u0026amp;S® heavy duty 7.659\" connecting rods, with full width wrist pin ends, and dynamically balanced, Trued to less than .0005\" runout on pinion and sprocket shaft bearing surfaces, making them capable of higher rpm and fully compatible with gear drive cams, CNC machined from heat-treated, closed die, steel forgings, which are 114% stronger than late style stock steel flywheels, The only joints in the assembly are where the 1.671\" diameter connecting rod crankpin is pressed into the flywheels, Pinion and sprocket shafts are forged as part of the flywheel, Made in the USA\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775605678307,"sku":"09220156","price":1695.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12661.png?v=1789856847"},{"product_id":"s-s-cycle-flywheel-assembly-4-5-8-w-o-sprocket-bearing-race-replacement-for-se-120r-124-motor-320-0523","title":"S\u0026S CYCLE Flywheel Assembly - 4-5\/8\" - w\/o Sprocket Bearing Race - Replacement for SE 120R 124\" Motor 320-0523","description":"\u003cp\u003eFlywheel Assembly - 4-5\/8\" - w\/o Sprocket Bearing Race - Replacement for SE 120R 124\" Motor\n\u003cbr\u003eS\u0026amp;S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671\" crankpin, Fits directly in stock crankcases with no modifications, Made in the U.S.A., Flywheel assembly without sprocket bearing race are designed for use with Timken bearing conversion (sold separately).\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775605711075,"sku":"09220152","price":1695.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12660.png?v=1789856851"},{"product_id":"s-s-cycle-flywheel-assembly-4-5-8-w-o-sprocket-bearing-race-twin-cam-w-124-s-s-motor-99-06-320-0475","title":"S\u0026S CYCLE Flywheel Assembly - 4-5\/8\" - w\/o Sprocket Bearing Race - Twin Cam w\/124\" S\u0026S Motor '99-'06 320-0475","description":"\u003cp\u003eFlywheel Assembly - 4-5\/8\" - w\/o Sprocket Bearing Race - Twin Cam w\/124\" S\u0026amp;S Motor '99-'06\n\u003cbr\u003eS\u0026amp;S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671\" crankpin, Fits directly in stock crankcases with no modifications, Made in the U.S.A., Flywheel assembly without sprocket bearing race are designed for use with Timken bearing conversion (sold separately).\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775605743843,"sku":"09220151","price":1695.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12659.png?v=1789856856"},{"product_id":"s-s-cycle-flywheel-assembly-4-5-8-w-o-sprocket-bearing-race-twin-cam-w-124-s-s-motor-07-17-320-0464","title":"S\u0026S CYCLE Flywheel Assembly - 4-5\/8\" - w\/o Sprocket Bearing Race - Twin Cam w\/124\" S\u0026S Motor '07-'17 320-0464","description":"\u003cp\u003eFlywheel Assembly - 4-5\/8\" - w\/o Sprocket Bearing Race - Twin Cam w\/124\" S\u0026amp;S Motor '07-'17\n\u003cbr\u003eS\u0026amp;S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671\" crankpin, Fits directly in stock crankcases with no modifications, Made in the U.S.A., Flywheel assembly without sprocket bearing race are designed for use with Timken bearing conversion (sold separately).\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775605776611,"sku":"09220150","price":1695.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12658.png?v=1789856860"},{"product_id":"s-s-cycle-stroker-flywheel-kit-106-twin-cam-320-0459","title":"S\u0026S CYCLE Stroker Flywheel Kit - 106\" - Twin Cam 320-0459","description":"\u003cp\u003eStroker Flywheel Kit - 106\" - Twin Cam\n\u003cbr\u003eFeature three-piece assembled flywheels with shafts, Do not require any motor case modification, 4-1\/2\" stroke, 103\" stock motors or motors with factory 95\" kits require piston kit only; stock or S\u0026amp;S cylinder heads can be used, Stock cylinders will require boring to 3.875\", Made in the USA, Fuel-injected motors will require recalibration of the fuel-injection system., This project requires a skilled technician. It is the responsibility of the person assembling the parts to check all clearances and assembly specifications.\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775605874915,"sku":"09220149","price":1695.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12657.png?v=1789856865"},{"product_id":"s-s-cycle-flywheel-4-1-4-big-twin-32-2235","title":"S\u0026S CYCLE Flywheel - 4-1\/4\" - Big Twin 32-2235","description":"\u003cp\u003eFlywheel - 4-1\/4\" - Big Twin\n\u003cbr\u003eFlywheels are CNC machined from heat-treated, closed die, steel forgings, and are stronger than cast iron or late style steel flywheels, Replaces the original flywheels in S\u0026amp;S® 80\" SH80 engines with alternator style crankcases for '70-'84 Big Twin, Can be used to overhaul an S\u0026amp;S engine or to build a custom engine using similar crankcases and pistons, Features 4-1\/4\" stroke, 8-1\/2\" diameter flywheels, and 7.440\" connecting rods, May also be used in 88\" engines with 3-5\/8\" bore cylinders, Made in the USA\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775605940451,"sku":"09220148","price":1595.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12656.png?v=1789856869"},{"product_id":"s-s-cycle-flywheel-assembly-4-625-stroke-carbureted-models-evolution-big-twin-84-98-32-2230","title":"S\u0026S CYCLE Flywheel Assembly - 4.625\" Stroke - Carbureted Models - Evolution Big Twin '84-'98 32-2230","description":"\u003cp\u003eFlywheel Assembly - 4.625\" Stroke - Carbureted Models - Evolution Big Twin '84-'98\n\u003cbr\u003eMade of high-strength forged steel and designed for stock and high-performance custom applications, Special keyed 6° large diameter tapered sprocket shaft that provides more contact area for increased strength, Standard S\u0026amp;S tapered crankpin and pinion shaft are used for ease-of-service, 8-1\/2\" diameter with 4-1\/4\" or 4-5\/8\" stroke, Kits come fully assembled, trued and balanced to stock H-D 80\" or 96\" pistons, Include flywheel, crankpin and connecting rods, Made in the USA, '90-'99 application will require pinion shaft conversion kit.\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775606366435,"sku":"09220147","price":1595.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12655.png?v=1789856873"},{"product_id":"s-s-cycle-flywheel-assembly-4-250-stroke-efi-models-evolution-big-twin-95-98-32-2145","title":"S\u0026S CYCLE Flywheel Assembly - 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4-3\/8\" - w\/o Sprocket Bearing Race - Twin Cam \"B\" '99-'06 320-0355","description":"\u003cp\u003eFlywheel Assembly - 4-3\/8\" - w\/o Sprocket Bearing Race - Twin Cam \"B\" '99-'06\n\u003cbr\u003eS\u0026amp;S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671\" crankpin, Fits directly in stock crankcases with no modifications, Made in the U.S.A., Flywheel assembly without sprocket bearing race are designed for use with Timken bearing conversion (sold separately).\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775606431971,"sku":"09220143","price":1794.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12653.png?v=1789856881"},{"product_id":"s-s-cycle-flywheel-320-0351","title":"S\u0026S CYCLE Flywheel - 320-0351","description":"\u003cp\u003eFlywheel -\n\u003cbr\u003eFor 96\"\/103\"\/106\" big bore | 110\"\/117\" engine with stock or S\u0026amp;S pistons (will be noted), Fully assembled with premium quaility S\u0026amp;S® heavy duty 7.659\" connecting rods, with full width wrist pin ends, and dynamically balanced, Trued to less than .0005\" runout on pinion and sprocket shaft bearing surfaces, making them capable of higher rpm and fully compatible with gear drive cams, CNC machined from heat-treated, closed die, steel forgings, which are 114% stronger than late style stock steel flywheels, The only joints in the assembly are where the 1.671\" diameter connecting rod crankpin is pressed into the flywheels, Pinion and sprocket shafts are forged as part of the flywheel, Made in the USA\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775606497507,"sku":"09220123","price":1695.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12650.png?v=1789856892"},{"product_id":"s-s-cycle-flywheel-assembly-4-3-8-with-sprocket-bearing-race-96-103-110-twin-cam-b-07-16-320-0358","title":"S\u0026S CYCLE Flywheel Assembly - 4-3\/8\" - with Sprocket Bearing Race - 96\"\/103\"\/110\" Twin Cam \"B\" '07-'16 320-0358","description":"\u003cp\u003eFlywheel Assembly - 4-3\/8\" - with Sprocket Bearing Race - 96\"\/103\"\/110\" Twin Cam \"B\" '07-'16\n\u003cbr\u003eS\u0026amp;S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671\" crankpin, Fits directly in stock crankcases with no modifications, Made in the U.S.A., Flywheel assembly without sprocket bearing race are designed for use with Timken bearing conversion (sold separately).\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775606530275,"sku":"09220122","price":1795.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12648.png?v=1789856896"},{"product_id":"s-s-cycle-flywheel-assembly-4-3-8-with-sprocket-bearing-race-96-103-110-twin-cam-a-07-16-320-0352","title":"S\u0026S CYCLE Flywheel Assembly - 4-3\/8\" - with Sprocket Bearing Race - 96\"\/103\"\/110\" Twin Cam \"A\" '07-'16 320-0352","description":"\u003cp\u003eFlywheel Assembly - 4-3\/8\" - with Sprocket Bearing Race - 96\"\/103\"\/110\" Twin Cam \"A\" '07-'16\n\u003cbr\u003eS\u0026amp;S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671\" crankpin, Fits directly in stock crankcases with no modifications, Made in the U.S.A., Flywheel assembly without sprocket bearing race are designed for use with Timken bearing conversion (sold separately).\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775606563043,"sku":"09220121","price":1695.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12647.png?v=1789856900"},{"product_id":"s-s-cycle-flywheel-assembly-4-00-with-sprocket-bearing-race-88-95-100-twin-cam-b-03-06-320-0396","title":"S\u0026S CYCLE Flywheel Assembly - 4.00\" - with Sprocket Bearing Race - 88\"\/95\"\/100\" Twin Cam \"B\" '03-'06 320-0396","description":"\u003cp\u003eFlywheel Assembly - 4.00\" - with Sprocket Bearing Race - 88\"\/95\"\/100\" Twin Cam \"B\" '03-'06\n\u003cbr\u003eS\u0026amp;S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671\" crankpin, Fits directly in stock crankcases with no modifications, Made in the U.S.A., Flywheel assembly without sprocket bearing race are designed for use with Timken bearing conversion (sold separately).\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775606628579,"sku":"09220120","price":1794.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12646.png?v=1789856904"},{"product_id":"s-s-cycle-flywheel-assembly-4-00-with-sprocket-bearing-race-88-95-100-twin-cam-a-03-06-320-0402","title":"S\u0026S CYCLE Flywheel Assembly - 4.00\" - 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106\" - Twin Cam\n\u003cbr\u003eFeature three-piece assembled flywheels with shafts, Do not require any motor case modification, 4-1\/2\" stroke, 103\" stock motors or motors with factory 95\" kits require piston kit only; stock or S\u0026amp;S cylinder heads can be used, Stock cylinders will require boring to 3.875\", Made in the USA, Fuel-injected motors will require recalibration of the fuel-injection system., This project requires a skilled technician. It is the responsibility of the person assembling the parts to check all clearances and assembly specifications.\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775606792419,"sku":"09220118","price":1794.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12644.png?v=1789856918"},{"product_id":"s-s-cycle-stroker-flywheel-kit-106-twin-cam-320-0460","title":"S\u0026S CYCLE Stroker Flywheel Kit - 106\" - Twin Cam 320-0460","description":"\u003cp\u003eStroker Flywheel Kit - 106\" - Twin Cam\n\u003cbr\u003eFeature three-piece assembled flywheels with shafts, Do not require any motor case modification, 4-1\/2\" stroke, 103\" stock motors or motors with factory 95\" kits require piston kit only; stock or S\u0026amp;S cylinder heads can be used, Stock cylinders will require boring to 3.875\", Made in the USA, Fuel-injected motors will require recalibration of the fuel-injection system., This project requires a skilled technician. It is the responsibility of the person assembling the parts to check all clearances and assembly specifications.\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775606923491,"sku":"09220117","price":1695.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12643.png?v=1789856922"},{"product_id":"s-s-cycle-stroker-flywheel-kit-106-twin-cam-320-0450","title":"S\u0026S CYCLE Stroker Flywheel Kit - 106\" - Twin Cam 320-0450","description":"\u003cp\u003eStroker Flywheel Kit - 106\" - Twin Cam\n\u003cbr\u003eFeature three-piece assembled flywheels with shafts, Do not require any motor case modification, 4-1\/2\" stroke, 103\" stock motors or motors with factory 95\" kits require piston kit only; stock or S\u0026amp;S cylinder heads can be used, Stock cylinders will require boring to 3.875\", Made in the USA, Fuel-injected motors will require recalibration of the fuel-injection system., This project requires a skilled technician. It is the responsibility of the person assembling the parts to check all clearances and assembly specifications.\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775606956259,"sku":"09220115","price":1695.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12642.png?v=1789856927"},{"product_id":"s-s-cycle-flywheel-assembly-4-00-w-o-sprocket-bearing-race-88-95-100-twin-cam-b-00-02-320-0397","title":"S\u0026S CYCLE Flywheel Assembly - 4.00\" - w\/o Sprocket Bearing Race - 88\"\/95\"\/100\" Twin Cam \"B\" '00-'02 320-0397","description":"\u003cp\u003eFlywheel Assembly - 4.00\" - w\/o Sprocket Bearing Race - 88\"\/95\"\/100\" Twin Cam \"B\" '00-'02\n\u003cbr\u003eS\u0026amp;S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671\" crankpin, Fits directly in stock crankcases with no modifications, Made in the U.S.A., Flywheel assembly without sprocket bearing race are designed for use with Timken bearing conversion (sold separately).\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775607021795,"sku":"09220114","price":1794.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12641.png?v=1789856930"},{"product_id":"s-s-cycle-flywheel-assembly-4-00-w-o-sprocket-bearing-race-88-95-100-twin-cam-a-99-02-320-0403","title":"S\u0026S CYCLE Flywheel Assembly - 4.00\" - w\/o Sprocket Bearing Race - 88\"\/95\"\/100\" Twin Cam \"A\" '99-'02 320-0403","description":"\u003cp\u003eFlywheel Assembly - 4.00\" - w\/o Sprocket Bearing Race - 88\"\/95\"\/100\" Twin Cam \"A\" '99-'02\n\u003cbr\u003eS\u0026amp;S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671\" crankpin, Fits directly in stock crankcases with no modifications, Made in the U.S.A., Flywheel assembly without sprocket bearing race are designed for use with Timken bearing conversion (sold separately).\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775607054563,"sku":"09220113","price":1695.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12640.png?v=1789856935"},{"product_id":"s-s-cycle-flywheel-assembly-4-3-8-w-o-sprocket-bearing-race-96-103-110-twin-cam-b-07-16-320-0359","title":"S\u0026S CYCLE Flywheel Assembly - 4-3\/8\" - w\/o Sprocket Bearing Race - 96\"\/103\"\/110\" Twin Cam \"B\" '07-'16 320-0359","description":"\u003cp\u003eFlywheel Assembly - 4-3\/8\" - w\/o Sprocket Bearing Race - 96\"\/103\"\/110\" Twin Cam \"B\" '07-'16\n\u003cbr\u003eS\u0026amp;S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671\" crankpin, Fits directly in stock crankcases with no modifications, Made in the U.S.A., Flywheel assembly without sprocket bearing race are designed for use with Timken bearing conversion (sold separately).\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775607120099,"sku":"09220112","price":1795.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12639.png?v=1789856940"},{"product_id":"s-s-cycle-flywheel-assembly-4-3-8-w-o-sprocket-bearing-race-96-103-110-twin-cam-a-07-16-320-0353","title":"S\u0026S CYCLE Flywheel Assembly - 4-3\/8\" - w\/o Sprocket Bearing Race - 96\"\/103\"\/110\" Twin Cam \"A\" '07-'16 320-0353","description":"\u003cp\u003eFlywheel Assembly - 4-3\/8\" - w\/o Sprocket Bearing Race - 96\"\/103\"\/110\" Twin Cam \"A\" '07-'16\n\u003cbr\u003eS\u0026amp;S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1.671\" crankpin, Fits directly in stock crankcases with no modifications, Made in the U.S.A., Flywheel assembly without sprocket bearing race are designed for use with Timken bearing conversion (sold separately).\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775607152867,"sku":"09220111","price":1695.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12638.png?v=1789856944"},{"product_id":"s-s-cycle-crankcase-main-bearing-twin-cam-31-4085","title":"S\u0026S CYCLE Crankcase Main Bearing - Twin Cam 31-4085","description":"\u003cp\u003eCrankcase Main Bearing - Twin Cam\n\u003cbr\u003eMade in the USA\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775607185635,"sku":"09240236","price":125.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12673.png?v=1789856949"},{"product_id":"s-s-cycle-crankcase-mk-series-b-black-m8-softail-310-1326","title":"S\u0026S CYCLE Crankcase - MK-Series \"B\" - Black - M8 Softail 310-1326","description":"\u003cp\u003eCrankcase - MK-Series \"B\" - Black - M8 Softail\n\u003cbr\u003eStock deck height, Large volume sump, Machined, close-fitting oil scraper (stock is as cast), A solid foundation for building a big-bore engine, Made in the USA, Includes Manufacturers Statement of Origin (MSO) document., Can be paired with a S\u0026amp;S 136\" cylinder kit and 4 5\/8\" stroker crank (sold separately)., Allows for installation of larger bore kits, scrapes more oil, and offers reliability while fitting into stock Softail frame.\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775607415011,"sku":"09200242","price":2849.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/5563176.png?v=1789856970"},{"product_id":"s-s-cycle-crankcase-4-125-bore-w-stock-bolt-pattern-wrinkle-black-dyna-310-0856","title":"S\u0026S CYCLE Crankcase - 4.125\" Bore w\/Stock Bolt Pattern - Wrinkle Black - Dyna 310-0856","description":"\u003cp\u003eCrankcase - 4.125\" Bore w\/Stock Bolt Pattern - Wrinkle Black - Dyna\n\u003cbr\u003e4.125\" bore crankcase can be used as a foundation for a custom engine or replacement for T111, T124, or T143, Stock looking, but stronger; thicker wall sections and superior 356-T6 aircraft grade aluminum, Tough powder coat finishes, Reinforced front motor mount for extra strength, Timken® sprocket shaft bearing – Strong enough for the most demanding applications, Clearanced for strokes up to 4-3\/16\" and cams up to 0.720\" lift, Includes pinion and Timken® bearing, Manufacturer's Statement of Origin (MSO) included, Includes studs and cam bearings installed, Crankcases are specially machined for the new S\u0026amp;S oil line installation kits sold separately, Made in the USA, Requires oil supply line installation kit.\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775607480547,"sku":"09200157","price":2245.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12615.png?v=1789856975"},{"product_id":"s-s-cycle-crankcase-3-937-bore-alternator-style-wrinkle-black-dyna-310-0878","title":"S\u0026S CYCLE Crankcase - 3.937\" Bore - Alternator Style - Wrinkle Black - Dyna 310-0878","description":"\u003cp\u003eCrankcase - 3.937\" Bore - Alternator Style - Wrinkle Black - Dyna\n\u003cbr\u003e4.125\" bore crankcase can be used as a foundation for a custom engine or replacement for T111, T124, or T143, Stock looking, but stronger; thicker wall sections and superior 356-T6 aircraft grade aluminum, Tough powder coat finishes, Reinforced front motor mount for extra strength, Timken® sprocket shaft bearing – Strong enough for the most demanding applications, Clearanced for strokes up to 4-3\/16\" and cams up to 0.720\" lift, Includes pinion and Timken® bearing, Manufacturer's Statement of Origin (MSO) included, Includes studs and cam bearings installed, Crankcases are specially machined for the new S\u0026amp;S oil line installation kits sold separately, Made in the USA, Requires oil supply line installation kit.\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775607513315,"sku":"09200155","price":2195.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12613.png?v=1789856979"},{"product_id":"s-s-cycle-engine-case-super-stock®-3-500-evolution-big-twin-31-0052","title":"S\u0026S CYCLE Engine Case - Super Stock® - 3.500\" - Evolution Big Twin 31-0052","description":"\u003cp\u003eEngine Case - Super Stock® - 3.500\" - Evolution Big Twin\n\u003cbr\u003e3.5\" stock bore cylinder case for any stroke up to and including 5\" and most stock length connecting rods, Machined to accept an oil filter assembly that mounts on the front of stock motor cases, All races are line-honed and breather cavity is precision-machined to optimize breather timing for maximum oil scavenging, Kit includes crankcase bolts, washers and nuts, cylinder mounting studs, timing hole plug, magnetic drain plug, assorted breather and oil line fittings, oil pressure switch, oil screen, spring and plug, sprocket shaft Timken® bearing assembly and oil seal, pinion shaft main bearing race, cam needle bearing assembly, oil pump drive shaft bushing and installation instructions, Machined for EFI fitment, Made in the USA\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775607611619,"sku":"09200132","price":1995.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12603.png?v=1789856991"},{"product_id":"s-s-cycle-engine-case-super-stock®-generator-big-twin-48-64-31-0008","title":"S\u0026S CYCLE Engine Case - Super Stock® Generator - Big Twin '48-'64 31-0008","description":"\u003cp\u003eEngine Case - Super Stock® Generator - Big Twin '48-'64\n\u003cbr\u003eInclude crankcase bolts, washers and nuts, cylinder mounting studs, timing hole plug, magnetic drain plug, assorted breather and oil line fittings, top end oil screen spring and plug, sprocket shaft Timken® bearing assembly, oil seal, pinion shaft main bearing race, cam needle bearing assembly, oil pump shaft bushings and installation instructions, Bearing races are all line honed and breather cavity is precision machined to optimize breather timing for maximum oil scavenging, Machined for 3.4375\" cylinders and tapped 1\/4\"-20 for gear covers, oil pump, tappet guides, timer and timer advance, Drilled for 5\/16\" generator mounting bolts, Made in the USA, Use Timken style sprocket shaft bearings and '58 and later pinion bearings (will not accept '57 and earlier flywheels)., '63-'65 models with outside oil lines must use oil port to the rear of the tappet block or oil port in gear cover and use custom oil lines., Generator crankcase gear kit includes circuit breaker drive gear, idler gear, circuit breaker gear. Shims and shafts must be purchased separately., Machined for '48-'62 panhead cylinder oil feed., Machined for '55-'64 tin primary.\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775607644387,"sku":"09200124","price":2195.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12602.png?v=1789856996"},{"product_id":"s-s-cycle-right-bearing-red-xl-31-4056","title":"S\u0026S CYCLE Right Bearing - Red - XL 31-4056","description":"\u003cp\u003eRight Bearing - Red - XL\n\u003cbr\u003eMade in the U.S.A., Replacement right side crankcase main bearing assemblies\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775607709923,"sku":"09240501","price":40.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12686.png?v=1789857000"},{"product_id":"s-s-cycle-timken®-sprocket-shaft-bearings-left-side-84-99-evo-big-twin-and-99-17-twin-cam-31-4013","title":"S\u0026S CYCLE Timken® Sprocket Shaft Bearings - Left Side - '84-'99 EVO Big Twin and '99-'17 Twin Cam 31-4013","description":"\u003cp\u003eTimken® Sprocket Shaft Bearings - Left Side - '84-'99 EVO Big Twin and '99-'17 Twin Cam\n\u003cbr\u003eUsed as OEM replacement components on '84-'99 Big Twin and '99-'02 models and for Timken® bearing conversions on '03-'17 Twin Cam, Made in the USA\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775607742691,"sku":"09240388","price":99.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12676.png?v=1789857005"},{"product_id":"s-s-cycle-sprocket-shaft-assembly-for-s-s-se-sl-flywheels-big-twin-70-99-except-99-twin-cam-33-2004","title":"S\u0026S CYCLE Sprocket Shaft Assembly - for S\u0026S SE\/SL Flywheels - Big Twin '70-'99 (except '99 Twin Cam) 33-2004","description":"\u003cp\u003eSprocket Shaft Assembly - for S\u0026amp;S SE\/SL Flywheels - Big Twin '70-'99 (except '99 Twin Cam)\n\u003cbr\u003eIncludes tapered shaft, nut and keys, For use with standard diameter bearing, Made in the USA, Fits S\u0026amp;S® SE or SL flywheels only.\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775607840995,"sku":"09210221","price":163.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/12632.png?v=1789857009"},{"product_id":"s-s-cycle-pinion-shaft-big-twin-58-e81-33-2024","title":"S\u0026S CYCLE Pinion Shaft - 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4-5\/8\" Stroke - Full Wrist Pin - 131\" M8 320-0605","description":"\u003cp\u003eFlywheel Assembly - 4-5\/8\" Stroke - Full Wrist Pin - 131\" M8\n\u003cbr\u003ePerfect for gear drive camshafts, Consistent balance and precision machining, Balance gear is installed for easy installation, Strong assembly eliminates need to weld crankpin, Heat treated 4140 material is harder and twice as stong as stock, Connecting rods are designed with Finite Element Analysis (FEA) to eliminate weak spots , Includes flywheel, crankpin and connecting rods, Made in the USA, Not recommended for compression ratios higher that 10.0:1 for Tri Glide or other three wheel models (including conversion)., Displacement is with S\u0026amp;S cylinders and pistons.\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775611478243,"sku":"09220168","price":1995.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/681299.png?v=1789857126"},{"product_id":"s-s-cycle-flywheel-assembly-4-1-2-stroke-full-wrist-pin-114-117-m8-320-0603","title":"S\u0026S CYCLE Flywheel Assembly - 4-1\/2\" Stroke - Full Wrist Pin - 114\"\/117\" M8 320-0603","description":"\u003cp\u003eFlywheel Assembly - 4-1\/2\" Stroke - Full Wrist Pin - 114\"\/117\" M8\n\u003cbr\u003ePerfect for gear drive camshafts, Consistent balance and precision machining, Balance gear is installed for easy installation, Strong assembly eliminates need to weld crankpin, Heat treated 4140 material is harder and twice as stong as stock, Connecting rods are designed with Finite Element Analysis (FEA) to eliminate weak spots , Includes flywheel, crankpin and connecting rods, Made in the USA, Not recommended for compression ratios higher that 10.0:1 for Tri Glide or other three wheel models (including conversion)., Displacement is with S\u0026amp;S cylinders and pistons.\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":49775611511011,"sku":"09220166","price":1995.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/7047\/5655\/files\/681310.png?v=1789857130"},{"product_id":"s-s-cycle-flywheel-assembly-4-5-8-124-big-twin-84-99-320-0477","title":"S\u0026S CYCLE Flywheel Assembly - 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