Cylinder Kit

Cylinder Kit - 92" - Big Bore - Black with Highlighted Fins - Evolution Big Twin

• Revolution™ aerospace-grade all-aluminum cylinders with nickel-silicon-carbide (NSC) electroplated bores, which means NO SLEEVING; allows larger bore sizes and less friction for more horsepower, lower temps, and a longer lifespan
• True bolt-on kit that delivers major power with no machine work required
• Includes custom forged pistons with high tension rings specifically designed for NSC cylinders and head/base gasket set
• Made in the USA
• Replacement head and base gasket sets available separately.
• For replacement pistons and rings, see Revolution Performance Big Bore Piston Kits.
• Upgraded cylinder studs and head bolts recommended.