D

elapsed time indictors and engine monitoring instruments; namely, solid state and electro-mechanical hourmeter, diesel and battery ignition tachometer, diesel and battery ignition tach/hourmeter, electrical speedometer, speedometer/odometer, programmable speedometer/odometer, electrical pyrometer, electrical voltmeter, electrical and mechanical oil pressure gauges/senders, electrical fuel level gauges/senders, electrical and mechanical water temperature gauges/senders, electrical and mechanical oil temperature gauges/senders, electrical ammeter, mechanical air pressure gauge, mechanical air brake pressure gauge, mechanical fuel pressure gauge, mechanical transmission oil pressure gauge, mechanical vacuum gauge, mechanical turbo boost gauge, mechanical manifold pressure gauge, electrical trim gauge, electrical cylinder head temperature gauge/sender, mechanical dual air pressure gauge, electrical instrumentation clusters comprising one or more of the foregoing, electrical warning light/alarm cluster, and parts therefor