Ferrea Valve Spring-D 1240 130/306
Our Ferrea Valve Springs are processed with premium-grade alloy and feature special thermal treatment. Our advanced spring design and material specifications has uniform load & stress distribution even in most extreme racing environment.
- Our beehive design spring offers additional durability in all high revving street performance and mid-race applications at an affordable price.
- The dual spring technology enables you to use in high lift camshafts and extreme high RPM.
| Type/Material/Application | Dual Spring Chrome Silicon Flat or Hydraulic |
| O.D. | .925
1.240 |
| I.D. | .660
.915 |
| Seat Press. | 130 lbs
@1.690” |
| Open Press. | 306 lbs
@1.090” |
| Rate Inch | 320 lbs |
| Coil Bind | 1.020” |
| Max Net Lift | .550” |
This product was added to our catalog on Wednesday 04 July, 2012.