Engine Guide

Engine Guide

Engine types and components. Guides, service and repairs.

  • Automotive terms Modern (R)

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    Automotive terms Modern (R)

    Automotive terms Modern (R) Automotive Technical terms and abbreviations overview used in the industry, Guide and explanations. The following are examples of Mid Modern technical ...

  • Automotive terms Modern (S)

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    Automotive terms Modern (S)

    Automotive terms Modern (S) Automotive Technical terms and abbreviations overview used in the industry, Guide and explanations. The following are examples of Mid Modern technical ...

  • Automotive terms Modern (T)

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    Automotive terms Modern (T)

    Automotive terms Modern (T) Automotive Technical terms and abbreviations overview used in the industry, Guide and explanations. The following are examples of Mid Modern technical ...

  • Automotive terms Modern (U-V)

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    Automotive terms Modern (U-V)

    Automotive terms Modern (U-V) Automotive Technical terms and abbreviations overview used in the industry, Guide and explanations. The following are examples of Mid Modern ...

  • Automotive terms Modern (W-Z)

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    Automotive terms Modern (W-Z)

    Automotive terms Modern (W-Z) Automotive Technical terms and abbreviations overview used in the industry, Guide and explanations. The following are examples of Mid Modern ...

  • 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 ...

  • 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 ...

  • 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 ...

  • Boost gauge

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    Boost gauge

    Boost gauge A boost gauge is a pressure gauge that indicates manifold air pressure or turbocharger or supercharger boost pressure in an internal combustion engine. They are ...

  • 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 ...

  • Camless Engines

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    Camless Engines

    Camless Engines Explained Introduction of camless engines Most four-stroke piston engines today employ one or more camshafts to operate poppet valves. The lobes on the camshafts ...

  • 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 ...

  • Car Engine Runs Rough or Misfires

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    Car Engine Runs Rough or Misfires

    Car Engine Runs Rough or Misfires Car engine running poorly at idle only and under power? Or does the engine run fine and it's just the engine idle condition that is the problem. ...

  • 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 ...

  • 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 ...

  • Connecting rod Make size comparison

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    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 ...