Yamaha YZ 125 ( 1986 - 2023 ) Pair of Japanese KOYO Crank Shaft Main Bearings Honda CR 250Engine Rebuild Kit WRF 426 2001-2002

WRF 426 2001-2002

Final drive shaft seal

Old leaking gaskets allow air to be sucked into the exhaust and causes "exhaust Popping" as unburnt fuel is ignited

Brand new complete complete replacement Mitaka crankshaft with Small End Bearing

Yamaha YZ 85 (2002-2018) Pair of Japanese KOYO Crankshaft Main Bearings

Yamaha YZ 125 ( 1986 - 2023 ) Pair of Japanese KOYO Crank Shaft Main Bearings Honda CR 250Engine Rebuild Kit WRF 426 2001-2002Yamaha YZ 125 (1986 2023) Pair of Japanese KOYO Crankshaft Main Bearings A PAIR (x2pcs) of the highest quality Japanese KOYO bearings to fit all the above stated years. These bearings are Japanese, have steel cages and to OEM Spec.