Ferrea Valve Spring-AU/VW Single 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 - Turbo Special Alloy (Intake - 18 pieces) |
| O.D. | 21.5 mm |
| I.D. | 15.1 mm |
| Seat Press | 65 lbs
@ 34.5 mm |
| Open Press | 145 lbs
@ 24.5 mm |
| Rate Inch | 216 lbs |
| Coil Bind | 22.5 mm |
| Max Net Lift | 11 mm |
Note:
- This Spring requires Ferrea Titanium Retainer #E11031 and Ferrea Spring Seat Locator #SL1025
- (Discard OEM Spring Seat Locator).
This product was added to our catalog on Friday 29 June, 2012.