Ferrea Valve Spring - Pro Scion TC SGLE 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 Endurance Spring |
| O.D. | 25.19 mm |
| I.D. | 18.3 mm |
| Seat Press. | 80 lbs
@34.2 mm |
| Open Press. | 150 lbs
@24.2 mm |
| Rate Inch | 180 lbs |
| Coil Bind | 20.5 mm |
| Max Net Lift | 12.5 mm |
Note:
- This Spring requires Ferrea Titanium Retainer # E11075 and Ferrea Spring Seat Locator # SL1063 (Discard OEM Spring Seat Locator)
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