Engine components

Engine components

Crankshaft - Bearings - displacement - Firing orders- Glowplugs - Head Gasket

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  • Antifreeze explained

    Antifreeze explained

    Car Antifreeze types explained An antifreeze is a chemical additive which lowers the freezing point of a water-based liquid. An antifreeze mixture is used to achieve freezing-poin ...

  • Automatic Performance Control

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    Automatic Performance Control

    Car Automatic Performance Control Automatic Performance Control (APC) was the first engine knock and boost control system that was introduced on turbo charged Saab H engines in 19 ...

  • Bearing Main

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    Bearing Main

    Engine main bearings In a piston engine, the main bearings are the bearings on which the crankshaft rotates, usually plain or journal bearings. The bearings hold the crankshaft in ...

  • Bearing Plain

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    Plain bearing explained A plain bearing is the simplest type of bearing, comprising just a bearing surface and no rolling elements. Therefore the journal (i.e., the part of the sh ...

  • Big End Crankpin Journals

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    Big End Crankpin Journals

    Big End Crankpin Journals In a reciprocating engine, the crankpins, also known as crank journals are the journals of the big end bearings, at the ends of the connecting rods oppos ...

  • Cam follower

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    Cam follower

    Engine Cam follower In automotive terms a cam follower may also refer to a tappet (or lifter) or rocker arm. A cam follower, also known as a track follower, is a specialized type ...

  • Camshaft

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    Camshaft

    Camshaft A camshaft is a shaft to which a cam is fastened or of which a cam forms an integral part. History An early cam was built into Hellenistic water-driven automata from the ...

  • Camshaft Overhead (OHC)

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    Camshaft Overhead (OHC)

    Engine Overhead camshaft (OHC) History The first DOHC car was the 1912 Peugeot which won the French Grand Prix at Dieppe that year. This car was powered by a straight-4 engine des ...

  • Combustion chamber

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    Combustion chamber

    Engine Combustion chamber A combustion chamber is the part of an engine in which fuel is burned. Internal combustion engine The combustion process increases the internal energy of ...

  • Compression ratio

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    Compression ratio

    Engine Compression ratio The compression ratio of an internal-combustion engine or external combustion engine is a value that represents the ratio of the volume of its combustion ...

  • Connecting rod

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    Connecting rod

    Engine Connecting rod In a reciprocating piston engine, the connecting rod or conrod connects the piston to the crank or crankshaft. Together with the crank, they form a simple me ...

  • Connecting rod Make size comparison

    Connecting rod Make size comparison

    Connecting rods manufacture size comparison Guide Big End Diameter - Small end diameter - Length Audi S3 / TT 1.8Ltr. 20V Turbo 50.6mm 20mm 144mm A3 2.0Ltr. T FSI 50.6mm 20mm 144m ...

  • Cooling System parts

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    Cooling System parts

    Engine Cooling System parts Inside your car's engine, thousands of controlled explosions called combustion events are caused by igniting the fuel air mixture inside the engine. Th ...

  • Cooling System Thermostat

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    Cooling System Thermostat

    How a Car Cooling System Thermostat Works Inside your cars engine, thousands of controlled explosions called combustion events caused by igniting fuel-air mixture inside the engin ...

  • Core plug

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    Core plug

    Engine Core plugs Core plugs, are usually metal cups that fill the sand casting core holes found on water-cooled internal combustion engines. They are often wrongly called Welsh p ...

  • Crank Journals (pins)

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    Crank Journals (pins)

    Engine Crank Journals (pins) explained Crankpins highlighted in blue In a reciprocating engine, the crankpins, also known as crank journals are the journals of the big end bearing ...

  • Crankcase

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    Crankcase

    Engine Crankcase In an internal combustion engine of the reciprocating type, the crankcase is the housing for the crankshaft. The enclosure forms the largest cavity in the engine ...

  • Crankcase ventilation & PCV valve

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    Crankcase ventilation & PCV valve

    Engine Crankcase ventilation system & (PCV) valve Car pcv valve A crankcase ventilation system is a way for gases to escape in a controlled manner from the crankcase of an interna ...