gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Crankshaft, Engine|Service and Repair > < Clean and Inspect|Page 2793
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Crankshaft: Testing and Inspection
Runout

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Tools Required
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J 7872 Magnetic Base Dial Indicator, or equivalent.

1. Mount the crankshaft in V-blocks at the crankshaft journals 1 and 5.
2. Use the J 7872 in order to measure crankshaft runout. Crankshaft runout should not exceed

Crankshaft, Engine|Service and Repair > < Clean and Inspect|Page 2793