Product Information
High port flow gives great performance now, and more later when additional upgrades are done Heads are fully assembled with springs and valves, and are available in silver or black powder-coat finish to match OEM components Compression ratios vary depending on cylinder heads chosen, pistons used and engine displacement 79cc heads work great with stock motors for 88 to 103 motors 79cc have 1.940 intake and 1.575 exhaust valve and springs for up to .640 lift 79cc heads accept OEM rocker boxes Heads are machined for compression releases (sold separately); S&S rocker boxes required when using S&S compression releases Do not include rocker arm components, intake manifold, gaskets or headbolts (requires eight long OEM length head bolts) Accept OEM intake manifolds Sold in pairs Made in the U.S.A.
