LS1 LS2 LS3 Race Dual Valve Springs - Hydraulic Roller 1.800"@ 160lbs / 480 lbs/in 0.750" lift, 1.324" OD

PAC Valve Springs Part# 1208X

PAC Racing’s Street Performance RPM Series Dual Valve Springs are constructed using PAC signature PACaloy super clean wire. These LS Dual Valve Springs are heat-treated in-house for precision spring rates and improved strength. These PAC RPM series springs also receive a multi-peen process, polishing, and a Nano-Peen™ proprietary surface treatment for service life optimization.

Applications include GM Gen III/IV LS, LS1, LS2, LS3 when uisng agressive camshafts with high lift and higher RPM. 

PAC 1208X Specifications:

• Part Number:   PAC-1208X-16
• Description:   Race Series Dual Valve Sprigns      
• Spring Series:      RPM Series
• Dual Valve Spring Rate: 460 lbs/in
• Coil Bind: 1.000" inch
• Lift Max (in)”     0.750" @ 1.800" Installed   
• Outer Spring O.D. (in):     1.324" inch    
• Outer Spring I.D. (in)    :  0.950" inch      
• Inside Spring I.D. (in):    0.694" inch
• Install Load (LB):    160lbs @ 1.800"
• Install Height (in):   1.800"
• Open Load (LB):    0.482" lbs @ 1.100"
• Damper:        No 
• Quantity: 16     
• Valve Spring Market: Circle Track & Street Performance
• Made in USA.