Crankshaft bearings and seals YAMAHA YZ400 76-79 Moose racing

Oil seal kit and crankshaft bearings by moose racing
Precision shaft bearings for the crankshaft - your motorcycle's engine.
The kits contain:

the right and left crankshaft bearings, the 2 stroke kits include the external oil seals
The oil seals have been designed with a fluorocarbon rim to reduce cold start friction on two-stroke engines
The 4-stroke shaft bearings do not include the oil seals