PAC 1300 Series Dual Drag Race Valve Springs
Experience the power of PAC 1300 Series Dual Drag Race Valve Springs, designed with a higher rate for maximum performance. With advanced heat treating and alloy advancements, these springs are lighter and more durable. The precision engineering of the outer spring interacting with the inner spring ensures longevity and consistency. A smaller, lighter retainer and specially formulated spring steel deliver increased horsepower and extreme engine RPM capability. Elevate your drag racing experience with the advantages of the 1300 series dual valve springs.
Part Number: PAC-1331-16
- 1300 Series Dual Spring
- Nano-Polishing
- Super-finish Polish
- Optimized for aggressive valvetrains
- High lift abusive applications
- 1.514? OD
- .726? ID
- 1.00? Max lift
- 863 lbs./in. Rate
- 1.150? Coil Bind Height
Quantity: Set of 16
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