Camshafts & Valvetrain

PAC 1.240" Ti-17 Titanium Valve Spring Retainers PAC-R550 PAC Racing Springs is the Racing & Aftermarket Division of Peterson Spring Company. With more than 10 divisions around the world, Peterson Spring is the largest privately held, family owned...

PAC 1.250" Tool Steel Valve Spring Retainers PAC-R650 PAC Racing Springs is the Racing & Aftermarket Division of Peterson Spring Company. With more than 10 divisions around the worls, Peterson Spring is the largest privately held, family owned...

Jesel Pro Series AFR LS3 Mongoose Rocker Arms KPS-533180 Jesel Pro Series rocker kits are manufactured using Custom 7000 Series Aluminum Alloy. This custom alloy allows an extremely durable and lightweight design. FEA design and low moment of inertia...

PAC GM LS 7 Degree 8mm Valve Locks PAC-L8113 7 Degree x 8mm x Radius Groove  

PAC GM LS 7 Degree 8mm Valve Locks PAC-L8114 7 Degree x 8mm x Radius Groove  

PAC RPM Series Beehive Valve Springs PAC-1211X 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 GM LS Beehive Valve Springs PAC-1215 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-1280X 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 1.225" Ti-64 Titanium Valve Spring Retainers PAC-R455 PAC Racing Springs is the Racing & Aftermarket Division of Peterson Spring Company. With more than 10 divisions around the world, Peterson Spring is the largest privately held, family owned...

PAC 1.240" Ti-64 Titanium Valve Spring Retainers PAC-R450 PAC Racing Springs is the Racing & Aftermarket Division of Peterson Spring Company. With more than 10 divisions around the world, Peterson Spring is the largest privately held, family owned...

PAC 1.300" Steel Valve Spring Retainers PAC-R335 PAC Racing Springs is the Racing & Aftermarket Division of Peterson Spring Company. With more than 10 divisions around the world, Peterson Spring is the largest privately held, family owned spring...

PAC 1.225" Steel Valve Spring Retainers PAC-R355 PAC Racing Springs is the Racing & Aftermarket Division of Peterson Spring Company. With more than 10 divisions around the world, Peterson Spring is the largest privately held, family owned spring...