GSC Steel Valve Spring and Titanium Retainer Kit (Subaru Turbo EJ Engine)
GSC cylindrical single valve spring kit for the Subaru turbo EJ WRX and STi. Made for the Suby owner that daily drives their hot rod and keeps the boost and revs down.
These Springs are the same quality and consistency as our popular beehive spring kit. The nano-peened AS50 round wire will perform with a RPM limit of 8200 and boost levels up to 32PSI on S1 or S2 profile cams. Strict quality control on the springs and the CNC machined Titanium retainers give you peace of mind that your valvetrain is always under control.
5743 Single Spring Pressure @ Spring Height:
- 75lbs @ 1.333"
- 195lbs @ .919"
- Max Boost: 32 PSI
- Max RPM: 8200 (using an S1 or S2 profile cam)
WARNING: Operating, servicing and maintaining a passenger vehicle or off-road vehicle can expose you to chemicals including engine exhaust, carbon monoxide, phthalates, and lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. To minimize exposure, avoid breathing exhaust, do not idle the engine except as necessary, service your vehicle in a well-ventilated area and wear gloves or wash your hands frequently when servicing your vehicle. For more information go to https://www.P65Warnings.ca.gov/passenger-vehicle.
Need Help with this product?
Chat with our staff using our Live Chat, Call us at 303.402.5142 or Email us email@example.com
Products ship within 2 days.
Friendly return policy because our priority is making sure you have the right product.