Prior to adding oil, a freshly rebuilt engine should be cranked for thirty seconds to enable the crankshaft and rod bearings to wear in.

Name: Prior to adding oil, a freshly rebuilt engine should be cranked for thirty seconds to enable the crankshaft and rod bearings to wear in.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Cranking a freshly rebuilt engine without oil can cause damage to the bearings and other components due to lack of lubrication. Proper lubrication is essential from the start.

Prior to Adding Oil, a Freshly Rebuilt Engine Should Be