Exhaust Valves Rave Style / Arctic Cat Category_Default Category/MERCH The Bikeman Performance billet head

The Bikeman Performance billet head kits give you the best of both worlds with excellent horsepower gains and better cooling capacity

Learn about Secondary springs HERE

Direct fit with no cutting

Superior Durability: Crafted from premium multi-layer reinforced silicone that will not crack

Exhaust Valves Rave Style / Arctic Cat Category_Default Category/MERCH The Bikeman Performance billet headWe have upgraded our exhaust valve technology from a membrane bellow style actuator to a piston style actuator. A much simpler design that uses less components and eliminates bellow failure in big bore and turbocharged applications. Our piston mechanism stays lubricated by the engine's 2 stroke oil system and is actuated by the exhaust pressure from the cylinder. Same design works well with naturally aspirated engines as well. We developed this valve