PAC Racing Springs PAC-1225 - Drag Race 1200 Series Valve Spring 1.550 - 0.800 lift

Part#: PAC-1225 Name: PAC-1225 Drag Race Dual SKU: PAC-1225 Alt Part#: PAC-1225-16 Description: Drag Race 1200 Series Valve Spring 1.550 - 0.800 lift Outside Diameter: 1.550 Outer Spring ID: 1.100 Middle Spring ID: N/A Damper: no Inner Spring ID: 0.788 Install Height: 2.000 Load at Installed Height: 250 Spring Open Height: 1.200 Spring Open Load: 765 Recommended Valve Lift: 0.800 Spring Rate (lbs/in): 644 Coil Bind (max): 1.150