Valve Springs & Components

PAC GM LS 7 Degree 5/16 +.050" Installed Height Valve Locks PAC-L8162 7 Degree x 5/16" x Radius Groove  

PAC Racing GM LS3 L92 Valve Spring Compressor Tool PAC-T926 For use with cylinder head on or off engine. Made in USA!! **This tool is made to work with LS3 style heads only    

PAC 1.270" Steel Valve Spring Locators PAC-S128 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 RPM Series Beehive Valve Springs PAC-1276X 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-1275X (L83/L86/LT1/LT4) 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...

PAC Mini 8 Degree 5/16 Valve Locks PAC-L8135 Mini 8 Degree x 5/16 x Radius Groove  

PAC GM LS Beehive Valve Springs PAC-1219 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 Ti-17 Beehive Valve Spring Retainers PAC-R511 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 1.270" Steel Valve Spring Locators PAC-S129 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-KS16 Hot Rod Series Dual LS Valve Spring Kit - 1.304" O.D. x 0.650 Max Lift - Steel Retainers - 7 Degree Hot Rod Series Dual Spring- PAC Racing has combined components into an easy upgrade spring kit. PAC's valve spring kits come with all...

PAC-KS17 Hot Rod Series LS Dual Spring Kit - 1.290" O.D. x 0.625 Max Lift - Titanium Retainers - 7 Degree   Hot Rod Series- PAC Racing has combined components into an easy upgrade spring kit. PAC's valve spring kits come with all the...

PAC-KS18 Hot Rod Series LS Dual Spring Kit - 1.304" O.D. x 0.650 Max Lift - Titanium Retainers - 7 Degree   Hot Rod Series- PAC Racing has combined components into an easy upgrade spring kit. PAC's valve spring kits come with all the...