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.):
- 1.625 in.
- Coil Bind Height (in.):
- 1.180 in.
- Damper Spring Included:
- Yes
- Spring Rate (lbs/in.):
- 550 lbs./in.
- I.D. of Outer Spring (in.):
- 1.175 in.
- I.D. of Inner Spring (in.):
- 0.770 in.
- Valve Springs Coated:
- No
- Maximum Valve Lift (in.):
- 0.750 in.
- Retainers Included:
- No
- Retainer Material:
- N/A
- Locks Included:
- No
- Lock Material:
- N/A
- Valve Stem Seals Included:
- No
- Installed Height:
- 250 lbs. @ 2.020 in.
- Open Height:
- 675 lbs. @ 1.270 in.
- Quantity:
- Sold as a set of 16.
