Zipper's 120” Stroker Big Bore Kit for 1999-Up Twin Cam® Engines

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As low as: $57.50

Price as configured: $0.00

Overview

These cylinders, when used with our 4-1/2” stroker crankshaft, increase displacement to 120”. Complete kits include cylinders, forged flat top piston kit, head and base gaskets. Requires case boring (instructions included) and stroker piston cooling jet kit. These cylinders are .120” longer than stock and require a slightly longer intake manifold or throttle body. Modest height increase easily fits in all frames.

In compliance with ARB emissions laws, this product is not sold or shipped to California.

Price as configured: $0.00

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