Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.

The main purpose of the piston oil scraper rings is to （）.

For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.

In using reduction gears to obtain efficient propeller speeds, （）.

The highest pressure in a diesel engine cylinder normally occurs （）.

A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.

Lube oil cannot be efficiently filtered if its （）.

If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.

An automated diesel engine should normally shut down due to （）

In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.