If the extent of out-of-roundness or taper exceeds the specified limit on only one crankshaft journal then,
A. Change the size of the main journal bearing on that journal
B. No action is necessary provided the out-of-roundness and taper are within specification on all of the other journals
C. Grind all of the other journals to match the dimensions of the out-of-specification journal
D. Replace crankshaft with a new one
Answer: Option D
This Question Belongs to Automobile Engineering >> Maintenance And Troubleshooting In Automobile
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