Circle Track 1500 Series Valve Spring Small Diameter Dual - nitrided Nano-Peen

Part#: PAC-1529
Name: PAC-1529 Circle Track Dual
SKU: PAC-1529
Alt Part#: PAC-1529-16
Description: Circle Track 1500 Series Valve Spring Small Diameter Dual - nitrided Nano-Peen
Outside Diameter: 1.284
Outer Spring ID: 0.900
Middle Spring ID: N/A
Damper: No
Inner Spring ID: 0.630
Install Height: 1.900
Load at Installed Height: 180
Spring Open Height: 1.150
Spring Open Load: 600
Recommended Valve Lift: 0.750
Spring Rate (lbs/in): 560
Mass (grams): 99
Coil Bind (max): 1.085