Crankshaft 8-94455-240-1, 46mm stroke, used in Isuzu 4JA1 engine.

The Isuzu 4JA1 2.5L diesel engine uses a forged or cast iron crankshaft with a stroke of 92.00 mm, a main journal diameter of 59.92-59.93 mm, and a crankpin (connecting rod) journal diameter of 52.92-52.93 mm. Common part numbers are 8-94455-240-1 or 8-97190-927-0, and the rear oil seal diameter is 95.00 mm.

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Description

4JA1 Crankshaft Key Specifications:

Stroke: 92 mm

Main Journal Diameter: 59.92-59.93 mm

Crankpin (Connecting Rod) Journal Diameter: 52.92-52.93 mm

Rear Oil Seal Diameter: 95.00 mm

Crankshaft Axial Clearance: 0.10-0.30 mm

Main Bearing Clearance: 0.035-0.080 mm (Max 0.11 mm)

Part Number: 8-94455-240-1, 8-97190-927-0

Material: Typically cast iron