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Home >> GMC >> 1986 >> Jimmy 6.2 C >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 5.0L (305") V8 - VIN [H] >> Overhaul >> Crankshaft End Play

Crankshaft End Play

  1. Ensure all other main bearing caps have been properly tightened. Tighten rear main bearing cap to 10-12 ft. lbs. (14-16 N.m). Tap crankshaft rearward, then forward, using a lead hammer. Tighten rear main bearing cap. Retighten all main bearing caps.
  2. Measure crankshaft end play with a feeler gauge. Pry crankshaft forward and measure clearance between front of rear main bearing and crankshaft thrust surface.
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