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2. Lucas Oil - Wikipedia

   en.wikipedia.org/wiki/Lucas_Oil

   Lucas Oil Products, Inc. is an American manufacturer and distributor of automotive oil, additives, and lubricants. It was founded by trucker Forrest Lucas and his wife Charlotte in 1989. [ 1 ] [ 2 ] The company is a medium size manufacturer of lubricants, including engine oils, greases, gear lubes, as well as problem-solving additives and car ...

3. Pumpjack - Wikipedia

   en.wikipedia.org/wiki/Pumpjack

   Pump size is also determined by the depth and weight of the oil to remove, with deeper extraction requiring more power to move the increased weight of the discharge column (discharge head). A beam-type pumpjack converts the rotary motion of the motor (usually an electric motor ) to the vertical reciprocating motion necessary to drive the ...

4. Lucas Industries - Wikipedia

   en.wikipedia.org/wiki/Lucas_Industries

   Lucas Industries plc was a Birmingham-based British manufacturer of motor industry and aerospace industry components. Once prominent, it was listed on the London Stock Exchange and was formerly a constituent of the FTSE 100 Index. In August 1996, Lucas merged with the American Varity Corporation to form LucasVarity.

5. Gear oil - Wikipedia

   en.wikipedia.org/wiki/Gear_oil

   GL-5 is not necessarily backward-compatible in synchro-mesh transmissions which are designed for a GL-4 oil: GL-5 has a lower coefficient of friction due to the higher concentration of EP additives over GL-4, and thus synchros can not engage as effectively, unless a specialized friction modifier has been included within the oil's additive ...

6. Fluid coupling - Wikipedia

   en.wikipedia.org/wiki/Fluid_coupling

   Daimler car fluid flywheel of the 1930s. A fluid coupling or hydraulic coupling is a hydrodynamic or 'hydrokinetic' device used to transmit rotating mechanical power. [1] It has been used in automobile transmissions as an alternative to a mechanical clutch.

7. Extreme pressure additive - Wikipedia

   en.wikipedia.org/wiki/Extreme_pressure_additive

   Extreme pressure additives are usually used in applications such as gearboxes, while antiwear additives are used with lighter load applications such as hydraulic and automotive engines. Extreme pressure gear oils perform well over a range of temperatures, speeds and gear sizes to help prevent damage to the gears during starting and stopping of ...