Ferrea VW Valve Spring
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 | Single Spring Special Alloy Turbo - Endurance |
| O.D. | 23.5 mm |
| I.D. | 15.8 mm |
| Seat Press. | 90 lbs
@ 39 mm |
| Open Press. | 200 lbs
@ 29mm |
| Rate Inch | 279 lbs |
| Coil Bind | 27 mm |
| Max Net Lift | 11 mm |
Note:
- This Spring requires Ferrea Titanium Retainer #E11093 and Ferrea Spring Seat Locator #SL1103
- (Discard OEM Factory supplied Spring Seat Locator)
- Max Net Lift is limited by the Factory installed height and rocker arm bottom clearance with Ferrea Titanium Retainer
This product was added to our catalog on Friday 20 July, 2012.