Specifications

• Part# PAC-1312
• Name PAC-1312 Drag Race Dual
• SKU PAC-1312
• Alt Part# PAC-1312-16
• Description Drag Race 1300 Series Valve Spring 1.106 Dual - 0.700 lift
• Outside Diameter 1.106
• Outer Spring ID .810
• Middle Spring ID N/A
• Damper No
• Inner Spring ID .574
• Install Height 1.700
• Load at Installed Height 150
• Spring Open Height 1.000
• Spring Open Load 430
• Recommended Valve Lift 0.700
• Spring Rate (lbs/in) 400
• Mass (grams) 54
• Coil Bind (max) 0.850