Evo/DSM 4G63 Valve Spring, Retainer and Lock Kit by Manley Performance
The Manley Performance Valve Spring and Retainer Kit has been designed to accommodate high-lift cams, and to allow users to surpass OEM rev limitations when power levels have been increased from built motors, larger turbochargers, aggressive cams, or ported heads. Basically if you plan on drag racing, time trials, or any form of spirited driving where the engine lives in the upper- RPM range then upgraded valve springs are a must.
Features
- Heat treated aerospace grade titanium
- CNC machined to exacting tolerances
- Valve Stem Diameter : 6.6mm
- Valve Lock Degree : 6°
- Max Net Lift : 580"
- Weight : 9 grams
Benefits
- Lightweight and extremely durable
- A must for your high revving sport compact engine
- Wound from super clean alloy
- Designed to handle aftermarket camshafts
Please Note: The image provided is generic and may not be an accurate representation of the product you will receive
