Ferrea Valve Spring-HD DWD 1530 135 395
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 w/Damper - Chro Silicon Hydraulic & Solid |
O.D. | 1.005 1.530 |
I.D. | .730 1.110 |
Seat Press. | 135 lbs @1.875 |
Open Press. | 395 lbs 1.225 |
Rate Inch | 400 lbs |
Coil Bind | 1.160 |
Max Net Lift | .650 |
Note:
- This Spring requires Ferrea Titanium Retainer #E11029 and Ferrea Spring Seat Locator #SL1024
- (Discard OEM Spring Seat Locator)
This product was added to our catalog on Monday 02 July, 2012.