VALVE EXHAUST CRF150R 07-25, PROX 28.1227-1 14721-KSE-670

Hi-Performance Racing Valve Exhaust STAINLESS STEEL.
Size. Head Dia 22.50mm, Stem Dia 4.50mm, Stem Length 79.90mm,

Prox offers steel and titanium engine valves as well as titanium into steel conversion kits. The ProX titanium valves are manufactured to high quality standards. high tech Ti3al alloy is forged in one-piece for extra strength while the material offers superior material properties at high temperatures the additional CrN coating offers extreme surface hardness and creates considerably lower friction.The ProX titanium valves do exceed OE specifications in

dimensions and reliability. The ProX steel valves are manufactured of premium grade steel to exact OEM specifications and tolerances. The steel valves are made by the leading OEM factories in Japan and are a direct and cost-efficient OEM replacement.
 

Honda
CRF150R 2007-2025

PROX 28.1227-1