As the piston in an engine moves down, a mixture of fuel and air gets drawn into the cylinder, which causes compression. This compression is ignited by the spark plugs, causing the exhaust valve to open to allow the burn... More »

Most cars are a machine centered around an internal combustion engine. The engine produces power, which turns drive shafts that turn wheels and give the car motion. A steering wheel connected to the front axle allows the... More » Vehicles Car Parts & Maintenance Engine

Petrol engines harness the energy created by petrol in the core of a car engine to propel the vehicle. Petrol is a high-energy fuel that releases large amounts of energy when ignited in an internal combustion engine. More »

A piston engine, also known as a reciprocating engine, works by expanding hot gases (a mixture of air and fuel) within a cylinder in order to push a piston, which in turn rotates a crankshaft and generates power. Unlike ... More »

An internal combustion engine's cylinder head performs several functions including housing the exhaust and intake valves, the fuel injector and necessary linkages, and passages for the fuel and air mixture. In water-cool... More »

A 302 engine has a compression ratio of 10.5:1, a dual point distributor, an aluminum intake manifold and a four-barrel carburetor capable of mixing 780 cubic feet of fuel and air in one minute. The engine has a 290 degr... More » Vehicles Car Parts & Maintenance Engine

Pinging in an engine is the result of the air and fuel mixture within an engine cylinder igniting incorrectly, explains Cars Direct. This may be caused by using gasoline with an insufficient octane rating, carbon buildup... More »