CRANKSHAFT BEARING AND BUSHING ASSEMBLY

摘要

A piston engine includes a crankshaft bearing member and a bearing bushing which receive and rotatably support a crankshaft. The engine also includes a lubricant distribution sleeve which is mounted in the crankshaft bearing member for communicating with an engine lubrication system. The sleeve has an end which engages the bearing bushing and positions the bearing bushing within the crankshaft bearing member. The slee ve also includes a central bore and a radial port which communicate lubricant to the sleeve end and to the bearing bushing.