In the illustrated engine, the fuel camshaft gear drive housing is indicated as letter __________. Illustration MO-0003

USCG Exam Illustration MO-0003
USCG Examination Diagram: Illustration MO-0003
Official USCG Answer & Rule Citation

Correct Answer: Option B — F

On marine diesel engine cross-sections such as illustration MO-0003, letter F designates the timing gear housing enclosure where the fuel camshaft gear drive mechanism is mounted.

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