Diesel engine exhaust noise can be reduced in an exhaust muffler by ___.

Diesel engine exhaust gas temperatures can be used to determine individual cylinder _____.

Exhaust pipes for separate diesel engines can be combined only when ________.

White smoke exhausting from a diesel engine can result from ________.A.high exhaust temper

A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo

To successfully reduce an excessively high diesel engine exhaust gas temperature, you shou

Diesel engine mufflers accomplish noise reduction by _____.A.reducing exhaust gas velocity