Valve Springs & Components

PAC GM LS 7 Degree 8mm Valve Locks PAC-L8153 7 Degree x 8mm x Radius Groove  

PAC GM LS 10 Degree 8mm Valve Locks PAC-L8159 10 Degree x 8mm x Radius Groove  

PAC GM LS 10 Degree 8mm Valve Locks PAC-L8160 10 Degree x 8mm x Radius Groove  

PAC Hot Rod Series GM LS Dual Valve Springs PAC-1904 PAC Racing Hot Rod Series valve springs offer the engine and hot rod builder a mild upgrade or replacement for their hot rod. 

PAC Hot Rod Series GM LS Dual Valve Springs PAC-1905 PAC Racing Hot Rod Series valve springs offer the engine and hot rod builder a mild upgrade or replacement for their hot rod. 

PAC 1.235" Ti-17 Titanium Valve Spring Retainers PAC-R516 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-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...

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.