B2300 SE Regular Cab 2WD L4-2.3L VIN A (1997)
Crankshaft: Testing and Inspection
Inspection
1. Check the journals and pins for damage, scoring, and oil hole clogging
2. Set the crankshaft on V-blocks
3. Measure the crankshaft runout at the center main bearing journal. Replace the crankshaft if necessary.
Runout: 0.0508 mm (0.002 in)
Max: 0.127 mm (0.005 in)
4. Measure each journal diameter in the X and Y directions at two points
Main journal
Diameter: 56.02-56.00 mm (2.2059-2.2051 in)
Out-of-round: 0.0152 mm (0.0006 in)
Crankpin journal
Diameter: 51.97-51.99 mm (2.0462-2.0472 in)
Out-of-round: 0.0152 mm (0.0006 in)
5. If the diameter is less than the minimum, grind the journals to accept undersize bearings.
Undersize bearing: 0.050 mm (0.002 in) (main journal and crankpin)
Main journal diameter undersize
0.050 mm (0.002 in) undersize bearing: 55.97-55.95 mm (2.2039-2.2031 in)
Crankpin journal diameter undersize
0.050 mm (0.002 in) undersize bearing: 51.92-51.94 mm (2.0442-2.0492 in)