four stroke

Intake compression power

Four stroke describes an internal combustion engine that completes its power cycle in four distinct piston movements: intake, compression, combustion, and exhaust.

Most car engines and many motorcycles use four-stroke designs: a four-stroke outboard motor.

The term distinguishes these engines from simpler two-stroke engines, which complete the cycle in half the movements.

Related

gasoline · intake · compression · exhaust · spark · ignition · crankshaft · valve · motorcycle · dirt bike · horsepower · diesel · carburetor · throttle · rev up · camshaft · Otto · torque

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Opposites
engine cycle type

four stroketwo stroke

Single-revolution engine cycle

rotary engine · electric motor · electric · turbine · steam engine

Family

four, stroke, fours, strokes, stroked, stroking, fourteen, forty, fourth

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Top 500,000
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Used worldwide · Timeless · Concrete · Rated G