Excursion 2WD V10-6.8L VIN Z CNG (2003)
Crankshaft Main Bearing: Specifications
Crankshaft
Main Bearing Journal Diameter ................................................................................................................................................................ 67.482 - 67.504
Maximum Out-of-Round ........................................................................................................................................... 0.0075 mm Between Cross Sections
Maximum Taper (Straightness) .......................................................................................................................................................................... 0.004 mm
Runout: FIM of center journals when located on front and rear journal ................................................................................................ 0.05 mm 3 Places
Clearance - Crankshaft Journal to Main Bearing Clearance .................................................................................................................. 0.048 - 0.024 mm
Connecting Rod Journal Diameter ..................................................................................................................................................... 53.003 - 52.983 mm
Maximum Out-of-Round ........................................................................................................................................... 0.0075 mm Between Cross Sections
Maximum Taper ........................................................................................................................................................................................... 0.004 mm
Crankshaft End Play ..................................................................................................................................................................................... 0.075 - 0.377
Crankshaft Main Bearing Bolts
Tighten fasteners 1 through 12 in two stages, in the sequence shown.
^
Stage 1: Tighten to 40 Nm (30 ft. lbs.).
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Stage 2: Tighten an additional 90 degrees.
Tighten fasteners 13 through 24 in two stages, in the sequence shown.
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Stage 1: Tighten to 30 Nm (22 ft. lbs.).
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Stage 2: Tighten an additional 90 degrees.
