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  2. Motor oil - Wikipedia

    en.wikipedia.org/wiki/Motor_oil

    The oil and the oil filter need to be periodically replaced; the process is called an oil change. While there is an entire industry surrounding regular oil changes and maintenance, an oil change is a relatively simple car maintenance operation that many car owners can do themselves.

  3. Iron Duke engine - Wikipedia

    en.wikipedia.org/wiki/Iron_Duke_engine

    Power consumption of the water and oil pumps were reduced, and the piston rings, cylinder bores, and crankshaft journals were designed to minimize friction. [1]: 3–5 To maximize durability the engine block was made of cast iron with five main bearings, rather than the relatively fragile cast aluminum block used by the 2.3-liter Vega engine ...

  4. Extreme pressure additive - Wikipedia

    en.wikipedia.org/wiki/Extreme_pressure_additive

    Oil-soluble organophosphates, with or without zinc, have excellent high-pressure and antiwear properties, and provide corrosion protection especially in presence of chlorinated hydrocarbons. Zinc dialkyldithiophosphates (ZDDP) start decomposing at 130-170 °C, while the activation temperature of tricresyl phosphate (TCP) typically exceeds 200 ...

  5. Supertec - Wikipedia

    en.wikipedia.org/wiki/Supertec

    Supertec was a brand of Formula One engines supplied by Dutch company Super Performance Competition Engineering BV, [1] managed by Flavio Briatore and Bruno Michel. [2] Supertec engines were updated 1997 Renault RS9 units, built by Mecachrome.

  6. Supertest Petroleum - Wikipedia

    en.wikipedia.org/wiki/Supertest_Petroleum

    In 1926, Supertest bought the Ensign Oil Company of Montreal, opened a bulk distributing plant at Port Robinson, Ontario, and amalgamated all of the subsidiaries companies into one major company known as "Supertest Petroleum Corporation Limited". Supertest registered the trademark "Hi Compression" for its new gasoline.

  7. Heavy crude oil - Wikipedia

    en.wikipedia.org/wiki/Heavy_crude_oil

    Heavy oil is asphaltic and contains asphaltenes and resins. It is "heavy" (dense and viscous) due to the high ratio of aromatics and naphthenes to linear alkanes and high levels of NSOs (nitrogen, sulfur, oxygen and heavy metals). Heavy oil has a higher percentage of compounds with over 60 carbon atoms and hence a high boiling point and ...