3-1/2" bore cylinders for Stock, S&S® Performance, and Super Stock® Heads. 1984-'99 big twins. On top of being constructed from superior materials, S&S replacement cylinders have thicker castings, larger cooling fins, and better wear resistance than stock cylinders. Super Stock® pistons for 80" engines can be used with stock 80" flywheels without rebalancing.
XMAS BREAK LAST SHIP DATE 18 DECEMBER
📦All new orders placed after that date will be shipped once we return on the 5th January 2026
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