Black nitride coated, single groove intake valves and a complete set of keepers to rebuild or upgrade your engine.
Black nitride coated, single groove intake valves and a complete set of keepers to rebuild or upgrade your engine.
Black nitride coated, single groove intake valve.
Triple Groove retainer manufactured with high-quality military-certified Titanium alloy, and CNC machined for a tight fit.
High Flow Valve Set
2X Entries Into Our F80 M3 Sweepstakes
This high-performance engine kit combines an upgraded dual-spring valvetrain, Inconel and nitrided valves, a top-end gasket set, and premium tri-metal race main bearings.
10X Entries Into Our F80 M3 Sweepstakes