VALVE SPRING SET 145LB'S@1.800 1.440 / 1.083

- SP Series High Endurance Dual Valve Spring
- w/Damper
- Outer OD/ID 1.440/1.083in.
- Inner OD/ID 0.985/0.730in.
- Seat Pres. 145 lbs. at 1.800in.
- Open Pres. 365 lbs. at 1.175in.