S&S Complete 74″ Top End Kit – ’66-78 Harley Big Twins w/O-Ring Heads (90-0097)

Description

• Provide everything you need to replace the top end of a 74″ shovelhead engine
• S&S top end kits for shovelheads include a set of S&S Super Stock cylinder heads, a pair of S&S stock bore cylinders (37/16″ for 74″ and 31/2″ for 80″), S&S 8:1 compression forged pistons, complete with rings and wristpins, manifold clamps, manifold seals, all required hardware, and gaskets
• 74″ top end kits include S&S 106-5495 series 331/32″ stroke pistons and o-ring style cylinder heads
• 3-31/32″ stroke length
• Pistons are pre-fit to the cylinders, so there is no machine work to be done and very little down time
• Made in the U.S.A.