Hard anodized black coating for maximum wear resistanceBillet aluminum constructionStronger material eliminates distortionImprove tappet stability in high lift and high rpm situationsAn easy upgrade...
Kits include all required bearings, O-rings, and hardwareBolt-in compatible with all stock valve train componentsProvides increased torque and horsepowerGear drive cams provide improved valve timing...
Big Twin Evolution tappet blocks do not have counter-bored bolt holes; therefore, when a tappet block is removed (or even just loosened) it should be reinstalled using an alignment tool to ensure...