What prevents oil from draining back to the crankcase when the engine is not operated?
A)Oil filter"
B)Injectors"
C)Spool valve
D)One-way check ball"

Name: What prevents oil from draining back to the crankcase when the engine is not operated? A)Oil filter" B)Injectors" C)Spool valve D)One-way check ball"
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Question

Quizplus · Accepted Answer

A one-way check ball prevents oil from draining back to the crankcase by allowing oil to flow in only one direction, maintaining oil in the system when the engine is not running.

What Prevents Oil from Draining Back to the Crankcase When