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Engine components

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carburetor
thumb|Two-barrel downdraft Holley Performance Products|Holley 2280 carburetor thumb|Cross-sectional schematic
crankshaft
thumb|upright=1.2|Crankshaft (red), pistons (gray), cylinders (blue) and flywheel (black)
spark plug
device that generates sparks in internal combustion engines
turbocharger
thumb|upright=1.35|A turbocharger (item 10) on a piston engine
camshaft
thumb|A set of cams on a camshaft operating two valves
exhaust system
Part of the internal combustion engine which conducts the hot exhaust gases away from the engine
fuel injection
aspect of an internal combustion engine
air filter
device composed of fibrous materials which removes solid particulates from the air
ignition system
electric spark system to ignite a fuel-air mixture
crankcase
thumb| De Dion-Bouton engine (circa 1905) with a crankcase formed from separate castings of the upper and lower halves
intercooler
thumb|right|Front-mounted air-to-air intercooler thumb|Top-mounted air-to-liquid intercooler (the silver cuboid-shaped part) on a BMW S55 turbocharged engine
ignition coil
automobile fuel ignition system component
electronic control unit
control or regulate other devices
throttle
A throttle is a mechanism by which fluid flow is managed by construction or obstruction.
distributor
thumb|Distributor (side view) with input shaft (bottom) and vacuum advance unit (top right) thumb|Ignition system diagram with distributor at the top right
valvetrain
right|thumb|Cutaway of a dual overhead camshaft engine thumb |1969 AMC V8 engine|AMC V8 overhead valve engine. The rocker cover has been removed, so elements of the pushrods, rocker arms, valve springs, and valves are visible.
engine control unit
device for controlling functions of an internal combustion engine
timing belt
part of an internal combustion engine
fuel pump
pump that supplies fuel to an engine from a local tank
fuel filter
filter used to strain fuel in fuel systems
engine cooling radiator
heat-exchanging component of liquid cooled engines
gudgeon pin
pin that holds connecting rod to piston head
tappet
thumb|Roller tappet (shown in red) in an internal combustion engine
oil pump
internal combustion engine
Wastegate
A wastegate is a valve that controls the flow of exhaust gases to the turbine wheel in a turbocharged engine system.
Hydraulic tappet
device for maintaining zero valve clearance in an internal combustion engine
core plug
Cups for filling casting holes in the engine block of water-cooled internal combustion engines, mounted with press fit.
Laser ignition
rocker cover
covers that are bolted on over rocker arms in an internal combustion engine