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  4. JIMS BILLET ZODIAC RACING COMPETITION TAPPET BLOCKS

JIMS BILLET ZODIAC RACING COMPETITION TAPPET BLOCKS

1 product

Competition tappet blocks made from forged billet aluminium by Zodiac Racing, designed to optimise valve train geometry on Harley-Davidson engines. These sets allow adjustment of rocker height and compression ratio, improving engine response. Compatible with Evolution, Twin Cam and Milwaukee Eight families.

About this category

Includes pushrod tappets and adjustment blocks. Ideal for custom, racing or high-performance engines. Resistant material and precise finish for greater durability.

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