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Manley Performance Valve spring and Retainer Kits take the guess work out of making your valvetrain race-ready. Engineered for maximum durability, stability, and precision in high-performance and racing applications, these chrome-silicon alloy springs provide exceptional fatigue resistance and high-tensile strength, ensuring consistent valve control at extreme RPMs. Save time and money with these kits, featuring premium springs, retainers, designed to handle aggressive aftermarket camshafts.
- Includes matched Valve Springs, Retainers, and Locks (if part number ends in "K"). Spring Locators included in some applications.
- Includes 7 Machined Valve Locks manufactured from the premium quality heat treated steel
- Heat treated aerospace grade titanium retainers CNC machined to exacting tolerances
- Designed to handle aftermarket camshafts and up to 10,000 RPM
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1993-1997 | Eagle | Talon | TSi |
| 1995-1998 | Mitsubishi | Eclipse | GST |
| 1995-1998 | Mitsubishi | Eclipse | GSX |
| 1996-1998 | Mitsubishi | Eclipse | Spyder GST |
| 2003-2006 | Mitsubishi | Lancer | Evolution |
| 1990-1994 | Plymouth | Laser | RS |