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

Friction & Steel Clutch Plate Kit

Part Number: 08-0649

Wossner Compression Ratio: 2 stroke

56-W742_060

resistance to oils and gasoline

YAMAHA YZ250 1983-1987

Yamaha YZ250: 2002-2018

Yamaha YZ250 (2002-2018)

YAMAHA WR F 250 cc 2020/2024

Big End Bearing (mm): 30 x 38 x 17

56-W560+150_WI (phoenixmotos

we manufacture our gaskets from a