Test-proven for 850 racing miles, Endurance Plus springs feature a higher alloy outer spring plus special processing for increased durability. Excellent for use in sprint cars, super modifieds, super late models, road racing, and other race cars running up to 8400 RPM. Sold in sets of 16.
- Valve Spring Style:
- Standard
- Number of Springs Per Valve:
- Dual
- O.D. Outer Spring (in.):
- 1.530 in.
- Coil Bind Height (in.):
- 1.160 in.
- Damper Spring Included:
- Yes
- Spring Rate (lbs/in.):
- 455 lbs./in.
- I.D. of Outer Spring (in.):
- 1.110 in.
- I.D. of Inner Spring (in.):
- 0.725 in.
- Valve Springs Coated:
- No
- Maximum Valve Lift (in.):
- 0.650 in.
- Retainers Included:
- No
- Retainer Material:
- N/A
- Locks Included:
- No
- Lock Material:
- N/A
- Valve Stem Seals Included:
- No
- Installed Height:
- 170 lbs. @ 1.900 in.
- Open Height:
- 455 lbs. @ 1.300 in.
- Quantity:
- Sold as a set of 16.
