Engine Parts

Your engine is made up of various parts and components that work together to generate power and keep your vehicle moving. Some of the key components of your engine include:

  • Pistons
  • Cylinders
  • Valves
  • Crankshaft
  • Camshaft
  • Timing belt or chain
  • Oil pump

How the Engine Works

When you turn the key in your ignition, the battery sends an electrical signal to the starter motor, which turns the engine over. Fuel and air are then mixed together in the engine's cylinders, and a spark ignites the mixture, causing a small explosion. This explosion pushes the pistons down, which turns the crankshaft and generates power.

As the engine runs, oil is circulated through the engine to lubricate and cool the moving parts. The timing belt or chain ensures that the valves and pistons move in sync, and the camshaft controls the timing and duration of the valves opening and closing.

Maintaining Your Engine

To keep your engine running smoothly, it's important to perform regular maintenance and replace worn or damaged parts as needed. Some of the most important engine maintenance tasks include:

  • Regular oil changes
  • Replacing the timing belt or chain at the recommended intervals
  • Checking and replacing the spark plugs
  • Replacing the air and fuel filters
  • Checking and maintaining proper fluid levels

Shop and Save on Genuine BMW Engine Parts

At BMW Parts World, we offer a wide selection of high-quality OEM engine parts and components for a variety of BMW models. Whether you need a new timing belt, spark plugs, or air filter, we have the parts you need. Please contact us with any additional questions.

41007481041 - : Rail Support for BMW Image

Rail Support

2022-25, engine. Sedan,.
$66.05
MSRP $89.52
Save $23.47
26.2% Off
11538841580 - : Water Inlet Pipe for BMW Image

Water Inlet Pipe

Without m model, turbocharger.
$225.46
MSRP $289.50
Save $64.04
22.1% Off
11421741000 - : O-Ring for BMW Image

O-Ring

2.8L. 2000-03. 3.2l. 5.0L, oiling system. 2.5L. 3.0L, 2003-05. 2004-06. 3.0L without turbo, 2004-05.
$12.65
MSRP $13.14
Save $0.49
3.7% Off
11538854736 - : Water Feed Tube for BMW Image

Water Feed Tube

2.0L phev, to crankcase. Return. X3. 2.0l. 2.0L, 2020-21, with xdrive 30ex. 330e. 530e.
$80.59
MSRP $102.61
Save $22.02
21.5% Off
64508390601 - : O-Ring for BMW Image

O-Ring

Front unit, 7.65 mm. Upper, rear. Hydraulic, 4.4L turbo, with M6. Without M5, 4.4l & 4.8l, without dynamic drive. Hydraulic, with M6,...
$2.55
MSRP $3.19
Save $0.64
20.1% Off
64508374959 - : A/C Line O-Ring for BMW Image

A/C Line O-Ring

$11.59
MSRP $14.48
Save $2.89
20% Off
7119904670 - : Motor Mount Nut for BMW Image

Motor Mount Nut

$1.66
MSRP $2.08
Save $0.42
20.2% Off
64539284850 - : A/C Line O-Ring for BMW Image

A/C Line O-Ring

$13.58
MSRP $16.97
Save $3.39
20% Off
11428637821 - : Oil Filter Housing Gasket for BMW Image

Oil Filter Housing Gasket

$32.26
MSRP $47.80
Save $15.54
32.5% Off
11518482257 - : Water Pump Assembly O-Ring for BMW Image

Water Pump Assembly O-Ring

2.0L, 2020-24, without xdrive 30ex. 2020-23, main. 2.0L, main. 2022-25, nw20. 2.0L, 2020-25. 2.0L, 2020-21, with xdrive 30ex. 3.0L...
$3.40
MSRP $4.25
Save $0.85
20% Off
12319908092 - : A/C Compressor Bolt for BMW Image

A/C Compressor Bolt

$7.75
MSRP $9.69
Save $1.94
20% Off
11537793373 - : Reservoir Tank Screw for BMW Image

Reservoir Tank Screw

$13.71
MSRP $17.14
Save $3.43
20% Off

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