+1mm oversized valve head diameter, single groove keeper setup for high RPM use
*Oversized valves require extra machine work to the cylinder head.*
+1mm oversized valve head diameter, single groove keeper setup for high RPM use
*Oversized valves require extra machine work to the cylinder head.*
This high-performance engine kit combines an upgraded dual-spring valvetrain, Inconel and nitrided valves, a top-end gasket set, and premium tri-metal race main bearings.
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