Test-proven for 1000 racing miles, Isky Precision Tool Room valve springs feature the highest quality alloy wire and trade secret endurance processing. Great for super modifieds, ARCA, xFinity, Truck, Cup, and applications up to 8800 RPM. Sold in sets of 16.
- Valve Spring Style:
- Standard
- Number of Springs Per Valve:
- Dual
- O.D. Outer Spring (in.):
- 1.570 in.
- Coil Bind Height (in.):
- 1.200 in.
- Damper Spring Included:
- Yes
- Spring Rate (lbs/in.):
- 510 lbs./in.
- I.D. of Outer Spring (in.):
- 1.145 in.
- I.D. of Inner Spring (in.):
- 0.740 in.
- Valve Springs Coated:
- No
- Maximum Valve Lift (in.):
- 0.730 in.
- Retainers Included:
- No
- Retainer Material:
- N/A
- Locks Included:
- No
- Lock Material:
- N/A
- Valve Stem Seals Included:
- No
- Installed Height:
- 250 lbs. @ 2.030 in.
- Open Height:
- 625 lbs. @ 1.300 in.
- Quantity:
- Sold as a set of 16.
- Notes:
- Max lift 0.730 in.
