Camshafts & Valvetrain

Comp Cams GM LS XD-A Adjustable Pushrod 896809 - 8.160 - 8.392 GM LS XD-A™ Adjustable Pushrod The patent-pending XD-A™ Adjustable Pushrods incorporate a top section that slides two inches inside a wider bottom section, with one or two shims...

Comp Cams GM LS XD-A Adjustable Pushrods 896808 (7.950" - 8.182") The patent-pending XD-A™ Adjustable Pushrods incorporate a top section that slides two inches inside a wider bottom section, with one or two shims captured in-between. Proven to...

Comp Cams GM LS XD-A Adjustable Pushrod 896807 - 7.740 - 7.972 GM LS XD-A™ Adjustable Pushrod The patent-pending XD-A™ Adjustable Pushrods incorporate a top section that slides two inches inside a wider bottom section, with one or two shims...

Comp Cams GM LS XD-A Adjustable Pushrods 896806 (7.530" - 7.762") COMP Cams new XD-A Adjustable pushrods allow you to set preload or lash with non-adjustable rocker arms. These are adjustable in .004" increments over a total range of .232" using shims...

PAC GM LS Beehive Valve Springs PAC-1218 PAC Ovate Wire Beehive Valve Springs are perfect for OEM upgrades and street performance. They are better designed with more spring rate than OEM valve springs and are capable of handling higher lifts.  

PAC RPM Series Beehive Valve Springs PAC-1219X PAC's RPM Series process uses all of the latest advancements from their circle track and drag racing successes. This new process administered to great designs allows for a performance increase that exceeds...

PAC RPM Series Beehive Valve Springs PAC-1218X PAC's RPM Series process uses all of the latest advancements from their circle track and drag racing successes. This new process administered to great designs allows for a performance increase that exceeds...