Yamaha WRF 250 WR 250 F ( 2001 - 2013 ) Mitaka FORGED Piston Kit Standard 77mm IT425G 3R8 Complete Clutch Plate & Spring Kit Will fit other motorcycle brands

Will fit other motorcycle brands which also use the air-cooled Franco Morini S6 S engines (engines with aluminium cylinders (not cast iron) and where the carb mounts to the crankcases (not the cylinder)

Yamaha YZ 80 (1993-2001) Pair of Japanese KOYO Crankshaft Main Bearings & Crank Seals

gudgeon pin and circlips

OEM reference  08113-69010

Yamaha WRF 250 WR 250 F ( 2001 - 2013 ) Mitaka FORGED Piston Kit Standard 77mm IT425G 3R8 Complete Clutch Plate & Spring Kit Will fit other motorcycle brandsYamaha WRF 250 (2001 2013) Mitaka FORGED Piston Kit Standard 77mm This is a Forged Mitaka Piston, making it much stronger than cast type pistons. Standard size : 77mm Bore Piston supplied will be a "B" Grade unless otherwise requested. It is supplied with piston rings, gudgeon pin and circlips.