S&S Cycle 84-99 BT LSF 3-5/8in Piston Set - .020in

These forged pistons are designed as an intermediate compression piston for engines with S&S Super Stock cylinder heads. These pistons can be used to increase the compression of S&S Sidewinder kits for HD Evolution engines and in S&S engines with Super Stock cylinder heads. They are designed to be used in 4-1/4", 4-1/2", and 4-5/8" stroke engines with stock (8-1/2") diameter flywheels, and in 3-13/16" and 4-3/4" stroke engines with small (8-1/4") diameter flywheels. 3-5/8" bore. Made from high strength low silicon forging for racing applications. Small Diameter Flywheels. Piston kits include set of pistons, rings, wristpins, and clips.

Note for Pistons, Rings, Rotors, Rods and engine internals

Unless otherwise specified, some brands supply brake rotors, pistons, strut mounts, rods and rings separately. In some cases, titles may indicate plural, or 'set' - eg the term “ring set” often refers to the rings for a single piston only. If you’re unsure about what’s included with this product, please contact our team for clarification.

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