Engine

Offers more power than the 525 cams without sacrificing low end torque Extremely smooth cam lobe layout maintains quiet valve train and produces the smoothest cruise power band available Excellent bolt-in camshaft for stock to mid 96" and 103" engines...

Direct bolt-in replacement for EVO engines Can be used with stock valve springs, pushrods and lifters Will respond well with performance exhaust and air cleaner Will also respond well with increased compression and cylinder head work 1650-5500 RPM power...

Performance hydraulic roller lifters dyno developed and track tested CNC-machined and precision ground When used with Feuling« oil pump, they will increase critical oil flow to valves, springs, rockers, shafts and valve guides Extend life of top end...

Titanium Valve Spring Retainer Kit for M8 models Made in the U.S.A. . RETAINER TI KIT +0.050 M8

Titanium Valve Spring Retainer Kit for M8 models Made in the U.S.A. . RETAINER TI KIT -0.050 M8

Made from premium stress-relieved conical ovate wire Feature extremely high-level of fatigue life Use a much smaller and lighter weight retainer to reduce valve weight and create quicker rev and smoother motion Designed to handle the demands of...

Made from premium stress-relieved conical ovate wire Feature extremely high-level of fatigue life Use a much smaller and lighter weight retainer to reduce valve weight and create quicker rev and smoother motion Designed to handle the demands of...

Each kit includes cam plate roller bearings, Koyo Torrington« full roller inner needle bearings, 12-point ARP« camshaft and crankshaft bolts, ARP« fastener moly paste and Loctite« compound and hardened washers Gaskets include copper exhaust gaskets, cam...

Gas nitrided and final surface treated Includes the shafts and ARP bolts. Recommended for all Twin Cam engines and especially for engines running higher lift camshafts and heavier valve spring pressures. SHAFTS ROCKER TC 99-17

Custom tooling was created to provide a countersink relief for the bolt/nut head versus machining away the entire end of the shaft per the factory design Recommended for all M-Eight engines and especially for engines running higher lift camshafts and...

Maintain maximum valve lift in your Harley Davidson« XL engine Increased stiffness and column rigidity maximizing valve-train stability, increasing engine RPM horsepower and torque output 3/8" 4130 chrome moly fixed-length one-piece pushrods with...

Each kit includes cam plate roller bearings, Koyo Torrington« full roller inner needle bearings, 12-point ARP« camshaft and crankshaft bolts, ARP« fastener moly paste and Loctite« compound and hardened washers Gaskets include copper exhaust gaskets, cam...