Cherokee 2WD L6-242 4.0L VIN L FI (1990)
Crankshaft: Specifications
Rebuild Specifications
Crankshaft
CRANKSHAFT
End Play ............................................................................................................................................................. 0.038 - 0.165 mm (0.0015. - 0.0065 in.)
Main Bearing Journal
Diameter ................................................................................................................................................... 63.489 - 63.502 mm (2.4996 - 2.5001 in.)
Main Bearing Journal Width
No. 1 ................................................................................................................................................................. 27.58 - 27.89 mm (1.086 - 1.098 in.)
No. 3 ................................................................................................................................................................. 32.28 - 32.33 mm (1.271 - 1.273 in.)
No. 2-4-5-6-7 .................................................................................................................................................... 30.02 - 30.18 mm (1.182 - 1.188 in.)
Main Bearing Clearance ............................................................................................................................................ 0.03 - 0.06 mm (0.001 - 0.0025 in.)
Preferred ..................................................................................................................................................................................... 0.051 mm (0.002 in.)
Connecting Rod Journal
Diameter ........................................................................................................................................................ 53.17 - 53.23 mm (2.0934 - 2.0955 in.)
Width ................................................................................................................................................................. 27.18 - 27.33 mm (1.070 - 1.076 in.)
Maximum Out-of-Round ................................................................................................................................................................ 0.013 mm (0.0005 in.)
Maximum Taper ............................................................................................................................................................................. 0.013 mm (0.0005 in.)
Main Bearing Fitting Chart