
PAC Racing Springs 1.645 Triple Valve Spring Drag Race | PAC-1248
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Upgrade your engine with PAC Racing’s 1200 Series Drag Race triple valve springs, designed for high-performance drag racing applications. These springs deliver precise valve control, superior durability, and consistent spring rates for extreme performance environments. Ideal for drag racing setups where maximum lift and reliable spring performance are critical.
Attribute | Specification |
---|---|
Product Line | 1200 Series Drag Race |
Spring Style | Standard |
Spring Quantity | Triple Spring |
Damper | No |
Spring Rate | 687 lb/in |
Coil Bind Height | 1.13 in |
Installed Height | 2.1 in |
Outside Diameter (Outer Spring) | 1.645 in |
Inside Diameter (Outer Spring) | 1.195 in |
Inside Diameter (Middle Spring) | 0.871 in |
Inside Diameter (Inner Spring) | 0.635 in |
Maximum Valve Lift | 0.9 in |
Seat Load | 332 lbs @ 2.1 in |
Open Load | 950 lbs @ 1.2 in |
Material | Steel |
Quantity | Set of 16 |
These PAC Racing 1200 Series Drag Race valve springs are engineered to provide consistent seat and open loads, excellent stability under high lift, and maximum performance for serious drag racing enthusiasts.