Yamaha YZ 490 (1982-1990) Pair of Japanese KOYO Crank Shaft Main Bearings

A PAIR (x2pcs) of the highest quality Japanese KOYO bearings to fit all the above stated years.

Look out for inferior Taiwanese bearings and bearings with a plastic cage. 

These bearings are Japanese, have steel cages and to OEM Spec.

We can also supply NEW: piston kits, gasket sets, small end bearings, main bearings, conrod kits, complete crankshafts, oil seal kits, billet clutch baskets, clutch plate/spring kits, clutch hubs, clutch spring pressure plates etc £POA

Picture is for representation and may not be of this particular model, the part you will receive will be as per the listing