Stock sized valve head diameter, factory triple groove keeper setup - Includes Supertech valves and IE valve seals
10X Entries Into Our F80 M3 Sweepstakes
*Existing factory triple-groove valve keepers are to be reused*
Stock sized valve head diameter, factory triple groove keeper setup - Includes Supertech valves and IE valve seals
10X Entries Into Our F80 M3 Sweepstakes
*Existing factory triple-groove valve keepers are to be reused*
+1mm oversized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals
10X Entries Into Our F80 M3 Sweepstakes
*Oversized valves require extra machine work to the cylinder head.*
Stock sized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals
10X Entries Into Our F80 M3 Sweepstakes
Standard sized valve head diameter, factory triple groove keeper setup
Black nitride coated, single groove intake valves and a complete set of keepers to rebuild or upgrade your engine.
Stainless Steel Valves and a complete set of keepers to rebuild your engine.
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