PAC Racing Springs
PAC Racing Springs PAC1205-16 Pac Racing RPM Series Ls Dual Valve Springs 1.304" OD Rate 392 Lbs
PAC Racing Springs PAC1205-16 Pac Racing RPM Series Ls Dual Valve Springs 1.304" OD Rate 392 Lbs
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PAC Racing RPM Series valve springs were developed using all of the latest advancements from Circle Track and drag racing successes. This valuable, real-life research has been applied to new designs, which allow for a performance increase that exceeds all demands. The springs are made from quality materials and are available in different diameters and pressures to suit your specific camshaft profile.
Application: Chev / Holden LS1 LS2 LS3 V8
Number of Springs Per Valve: Dual
Outside Diameter of Outer Spring (in): 1.304 in.
Coil Bind Height (in): 1.000 in.
Damper Spring Included: No
Spring Rate (lbs/in): 392 lbs./in.
Inside Diameter of Outer Spring (in): 0.950 in.
Inside Diameter of Inner Spring (in): 0.694 in.
Installed Height (in): 1.800 in.
Seat Pressure at Installed Height (lbs): 155 lbs.
Open Height (in): 1.150 in.
Open Pressure (lbs): 410 lbs.
Valve Spring Style: Standard
Valve Springs Coated: No
Quantity: Sold as a set of 16.
Manufacturer Part Number:
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