Automotive Glossary
Automotive Glossary
Browse the glossary using this index
Special | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | ALL
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OffsetAny point that is not on the axis of shaft or component. | |
OHCOverhead cam - type of valve operating gear. Camshaft in cylinder head above the valves. | |
OhmElectrical unit of resistance. | |
OhmmeterA meter for measuring Ohms, the standard unit for electrical resistance. | |
OHVOverhead valve - type of valve operating gear. Camshaft in cylinder block connected to valves by push rods and rockers. | |
Oil CoolerA small heat exchanged (radiator), which has oil pumped through so that a flow of air will cool it. | |
Oil DilutionThe thinning of engine oil by fuel flowing down the cylinder walls into the oil pan. | |
Oil DrillingsHoles through various engine components, such as the crank, to allow oil to flow. | |
Oil PanSump that holds oil for lubricating the engine. | |