Specifications

• Part# PAC-1289
• Name PAC-1289 Circle Track Dual
• SKU PAC-1289
• Alt Part# PAC-1289-16
• Description Circle Track 1200 Series Valve Spring 1.550 Dual
• Outside Diameter 1.550
• Outer Spring ID 1.136
• Middle Spring ID N/A
• Damper No
• Inner Spring ID 0.812
• Install Height 2.000
• Load at Installed Height 230
• Spring Open Height 1.300
• Spring Open Load 580
• Recommended Valve Lift 0.750
• Spring Rate (lbs/in) 500
• Coil Bind (max) 1.210