The Sure Seat Valve Spring is designed for use with non-rotator style retainers. It is made of the highest quality spring wire and precision-wound to precise specifications. 's sure seat valve springs are designed for use on OEM (Original Equipment Manufacturer) heads when used in conjunction with their Performer-Plus, Performer RPM, and Torker-Plus camshafts. The valve spring seats provide protection for aluminum heads and locate the valve spring to prevent it from moving around at higher engine speeds. Good valve springs provide adequate seat pressure to allow a tight fit between the valve face and the valve seat to seal the combustion chamber. Valve springs require checking the clearance between the rocker arm and the retainer before starting the engine.
Features - Designed for use with non-rotator style retainers
- Made of the highest quality spring wire and precision-wound to precise specifications
- Valve springs provide adequate seat pressure
- Designed for use on OEM heads
- Fits for various makes, models & years
- SKU: ZX9KSAO45723
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