Crankshaft Dimensions

Crankshaft and Main Bearings Specifications

Clearance, # 1 Main Bearing
New Limit 0.020-0.079mm (.0008"-.0031")
Worn Limit 0.080mm (.0031")

Clearance, # 2,3,4,5 Main Bearings
New Limits 0.040-0.100mm (0.0016"-0.0039")
Worn Limits 0.115mm (0.0045")

Main Bearing Caps
Screw Thread Diameter 12mm
Main Bearing Journal, Diameter 66.940-66.965mm

Main Bearing Journals, Out-Of-Round
(not over) 0.008mm (0.0003")

Main Bearing journal length
NO.1 24.99mm (0.984")
NO.2 25.98mm (1.023")
NO.3 27.88mm (1.098")
NO.4 25.98mm (1.023")
NO.5 37.98mm (1.495")

Crankpin Diameter
Crankpin 48.945-48.970mm (1.927-1.928")

Crankpin Out-Of-Round
Not Over 0.008mm (0.0003")

End Play in Crankshaft
New Limits 0.026-0.206mm (0.0010"-0.008")
Worn Limits .38mm (0.015")