VALVE EXHAUST TITANIUM YZ250F, PROX 28.2414 11SM-12121-10

VALVE EXHAUST TITANIUM YZ250F, PROX 28.2414 11SM-12121-10

TITANIUM Hi-Performance Racing Valve EXHAUST.

Size. Head Diameter 25.00mm, Stem Diameter 4.50, Length 82.40mm,

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.

Fantic
XEF 250 (2021-2023)
XXF 250 (2022-2023)

Yamaha
WR 250F (2015-2025),
YZ 250F (2014-2025),
YZ 250FX (2015-2025),

PROX 28.2414-1