Cylinder Heads & Valvetrain

Pushrods/Tube Kit - Quick Install - Twin Cam Tube material starts out as 7/16" rod OD, it then gets turned down to 3/8" OD leaving heavy duty 7/16...

Race Series® Short-Travel Hydraulic Lifters - Standard - Twin Cam New revolutionary design with 0.115" of total travel vs. a full travel lifter wi...

Race Series® Short-Travel Hydraulic Lifters - Oversized - Twin Cam New revolutionary design with 0.115" of total travel vs. a full travel lifter w...

Race Series® Short-Travel Hydraulic Lifters - Oversized - Twin Cam New revolutionary design with 0.115" of total travel vs. a full travel lifter w...

HP+® Fixed Length Pushrods - 0.040" Shorter than Stock - M8 Fixed length 4130 chrome moly one piece pushrods with swedged formed ends Heavy duty 7...

HP+® Fixed Length Pushrods - 0.040" Longer than Stock - M8 Fixed length 4130 chrome moly one piece pushrods with swedged formed ends Heavy duty 7/...

HP+ One Piece Pushrods - For Short Travel Lifters - Twin Cam Feuling highly recommends using one-piece pushrods instead of adjustable pushrods to ...

HP+ One Piece Pushrods - For Short Travel Lifters - Twin Cam Feuling highly recommends using one-piece pushrods instead of adjustable pushrods to ...

HP+ One Piece Pushrods - 0.020" Shorter than Stock - For 518 EVO Cam Grind Only - Evolution Big Twin Feuling highly recommends using one-piece pus...

HP+ One Piece Pushrods - Stock Length - Evolution Big Twin Feuling highly recommends using one-piece pushrods instead of adjustable pushrods to ma...

Replacement Pushrod Nut - 7/16-20 Threads - For Quick Install Pushrods Replacement Quick Install Pushrod Nut for 0928-0105 and 0928-0120 Quick ins...

Race Series® Full-Travel Hydraulic Lifters - Standard - Twin Cam Full-travel hydraulic lifters made from machined steel designed with .200" of tra...

Race Series® Full-Travel Hydraulic Lifters - Oversize - Twin Cam Full-travel hydraulic lifters made from machined steel designed with .200" of tra...

Race Series® Full-Travel Hydraulic Lifters - Oversize - Twin Cam Full-travel hydraulic lifters made from machined steel designed with .200" of tra...

HP+® Hydraulic Lifters - Hydraulic Roller - Standard OD - Evolution Big Twin / XL Performance hydraulic roller lifters dyno developed and track te...

Valve Spring Kit - High Load Beehive with TI Retainers - M8 Machined from a premium grade Hi-tensile chrome silicon single conical ovate wire, sho...

Race Series® Full-Travel Hydraulic Lifters - Standard - M8 Full-travel hydraulic lifters made from machined steel designed with .200" of travel Ex...

Race Series® Full-Travel Hydraulic Lifters - Oversize - M8 Full-travel hydraulic lifters made from machined steel designed with .200" of travel Ex...

Race Series® Full-Travel Hydraulic Lifters - Oversize - M8 Full-travel hydraulic lifters made from machined steel designed with .200" of travel Ex...

Race Series® Short-Travel Hydraulic Lifters - Oversized - M8 New revolutionary design with 0.115" of total travel vs. a full travel lifter with 0....

Race Series® Short-Travel Hydraulic Lifters - Oversized - M8 New revolutionary design with 0.115" of total travel vs. a full travel lifter with 0....

Anti-Rotation Lifter Pins - Stock Replacement - Twin Cam A max clearance of 0.002" - 0.003" between lifter and anti-rotation pin is recommended Ne...

Anti-Rotation Lifter Pins - +0.002" Oversize Diameter - Twin Cam A max clearance of 0.002" - 0.003" between lifter and anti-rotation pin is recomm...

Set valve spring open height to match camshaft lifts for optimum valve-train stability and performance 24-pack set includes eight 0.060" thick shi...