SPECIFICATIONS
- Description: Circle Track 1300 Series Valve Spring Circle Track Small Diameter High Lift Endurance (Late Model, Sprint Car)
- Outside Diameter: 1.43
- Outer Spring ID: 1.002
- Middle Spring ID: N/A
- Damper: No
- Inner Spring ID: 0.688
- Install Height: 2.1
- Load at Installed Height: 250
- Spring Open Height: 1.2
- Spring Open Load: 855
- Recommended Valve Lift: 0.85
- Spring Rate (lbs/in): 670
- Coil Bind (max): 1.16
PRICE IS PER SPRING, QUANTITY 16 REQUIRED FOR V8 ENGINE. Single springs will be ordered in ex USA unless we have an odd amount in stock
Part#: PAC-1373 PAC1373
RECOMMENDED MATCHING COMPONENTS
PAC-R659