S&S Cycle 74" Top End Replacement Kit - 1966-1978 Big Twins With O-ring Heads

Save $258.00

Price:
Sale price$2,312.95 Regular price$2,570.95
Stock:
In stock (100 units), ready to be shipped

Description

  • Replace that worn out top end with the S&S 74" top end replacement kit.
  • Includes a set of S&S Shovelhead-style cylinder heads, a pair of S&S stock bore cylinders (3-7/16" for 74" engines or 3-1/2" for 80"), forged 8:1 compression pistons complete with rings and wrist pins, manifold clamps, manifold seals, all required hardware, and gaskets
  • Pistons are pre-fit to the cylinders, so there is no machine work to be done and very little down time
  • The moderate 8:1 compression rato allows your engine run well on readily available premium pump gas.
  • Made in the U.S.A.

    Bore Size: 3.4375"
    Displacement: 74"
    Stroke Length: 3-31/32"
    Compression Ratio: 8.0:1
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