Engine components

Engine components

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

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Drivetrain   Electrical & electronic   Engine components   Engines   Induction-extraction   Suspension types   Vehicle Body   Wheels & Brakes

  • Piston Hypereutectic

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    Piston Hypereutectic

    Hypereutectic piston cosworth forged pistons A hypereutectic piston is an internal combustion engine piston cast using a hypereutectic alloy–that is, a metallic alloy which has a ...

  • Piston Mean speed

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    Piston Mean speed

    Mean piston speed The mean piston speed is the average speed of the piston in a reciprocating engine. It is a function of stroke and RPM. There is a factor of 2 in the equation to ...

  • Piston rings

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    Piston rings

    Piston rings Exlained car piston rings Most automotive pistons have three rings: The top two while also controlling oil are primarily for compression sealing (compression rings); ...

  • Pneumatic valve springs

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    Pneumatic valve springs

    Pneumatic valve springs Pneumatic valve springs are metal bellows filled with compressed air used as an alternative to the metal wire springs used to close valves in high-speed in ...

  • Radiator Explained

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    Radiator Explained

    How a Car Radiator Works Radiators are the heart of a cars cooling system, without them there would be no way to keep an internal combustion engine from overheating to the point o ...

  • Rocker arm

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    Rocker arm

    Rocker arm explained Generally referred to within the context of the internal combustion engine of automotive, marine, motorcycle and reciprocating aviation engines, the rocker ar ...

  • Rocker Roller

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    Rocker Roller

    Engine Roller rocker explained A roller rocker is a rocker assembly that uses bearings instead of metal sliding on metal. A cam/rocker assembly uses a normal cam, but the roller-t ...

  • Serpentine Belt

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    Serpentine Belt

    Serpentine Belt Tensioner A serpentine belt tensioner is designed to automatically hold a predetermined amount of tension on a drive belt while the engine is in operation. If the ...

  • Starter motor

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    Starter motor

    Starter motor The other major electrical component in your car's electrical system is used only a few times a day but is the single largest power user and most critical to your ca ...

  • Starter ring gear

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    Starter ring gear

    Starter ring gear A starter ring gear, sometimes called a starter ring or ring gear, is a medium carbon steel ring with teeth that is fitted on the periphery of a flexplate or fly ...

  • Stroke ratio

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    Stroke ratio

    Engine Stroke ratio In a reciprocating piston engine, the stroke ratio, defined by either bore/stroke ratio or stroke/bore ratio, is a term to describe the ratio between cylinder ...

  • Tappet

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    Tappet

    Tappet Internal combustion engines The term tappet is widely used in relation to internal combustion engines, but imprecisely. It is most commonly encountered as a maintenance tas ...

  • Tappet Hydraulic

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    Tappet Hydraulic

    Hydraulic tappet A hydraulic valve lifter, also known as a hydraulic tappet or a hydraulic lash adjuster, is a device for maintaining zero valve clearance in an internal combustio ...

  • Timing belt (camshaft)

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    Timing belt (camshaft)

    Camshaft Timing belt A timing belt or timing chain is a part of an internal combustion engine that synchronizes the rotation of the crankshaft and the camshaft(s) so that the engi ...

  • Timing mark

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    Timing mark

    Timing mark A timing mark is an indicator used for setting the timing of the ignition system of an engine, typically found on the crankshaft pulley (as pictured) or the flywheel, ...