Crankshaft Main Bearing

Main bearings are furnished in standard sizes and the following undersizes: .001, .002, .003, .010, .012 inch.

Rod bearings are furnished in standard sizes and the following undersizes: .001, .002, .003, .010, .012 inch.

6-225 engines may be equipped with either a cast or forged crankshaft. The following parts are not interchangeable between cast and forged crankshaft engines: crankshaft, crankshaft bearings, connecting rods and bearings and cylinder block. On models equipped with manual transmission, cast crankshaft engine vibration damper is not interchangeable with forged crankshaft engine and requires that a crankshaft screw and washer be used and torque to 135 ft. lbs. On models equipped with automatic transmission, vibration damper and torque converter are interchangeable between cast and forged crankshaft engines.