Valve Spring
- For Use With Cast-Iron Heads
- Springs Precision Wound To Close Tolerances
- Use with Original Equipment Heads Only
- Valve Spring
- Replacement Springs Allow 60psi Of Brake Pressure On 12 Valve Eng
- Increases Power Band By A Whopping 30 Percent
- 12 Month Or 12000 Mile Warranty
- Prevents Unwanted Spring Movement
- Provides Hardened Barrier Between Springs And Heads