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.

63128374670 - : Headlamp Assembly Nut for BMW Image

Headlamp Assembly Nut

With xenon, lower. Without xenon, 2001-03, black. 4.4L turbo, main, 2013-15. 2000-03, without xenon, black. With M5, auxiliary...
$0.62
MSRP $1.92
Save $1.30
67.7% Off
7119909529 - : Intake Hose Clamp for BMW Image

Intake Hose Clamp

With M4. With M8, large. 4.4L, with M5, #1. 4.4L, to air intake assy. With m. 2023-25. 3.0L. 2.0L.
$8.16
MSRP $10.20
Save $2.04
20% Off
7148842768 - : Water Inlet Tube O-Ring for BMW Image

Water Inlet Tube O-Ring

Xdrive 28i, sdrive 28i, 2020-26. Turbocharger Coolant Pipes. 9.7 x 1.5mm. 2.0L.
$2.54
MSRP $3.27
Save $0.73
22.3% Off
11539494425 - : Thermostat Unit Seal for BMW Image

Thermostat Unit Seal

$9.68
MSRP $14.33
Save $4.65
32.4% Off
11538650983 - : By-Pass Hose for BMW Image

By-Pass Hose

$83.70
MSRP $106.58
Save $22.88
21.5% Off
7129905030 - : Water Outlet Pipe Mount Bolt for BMW Image

Water Outlet Pipe Mount Bolt

2.0L turbo. Air cleaner assy,bolt. 4.4L, main. 3.0L main. Wtr outlet pipe,mount bolt. 6.0L, turbocharger & lines. 4.4L turbo (s63t).
$2.39
MSRP $2.98
Save $0.59
19.8% Off
11539494424 - : Thermostat Unit O-Ring for BMW Image

Thermostat Unit O-Ring

$9.68
MSRP $14.33
Save $4.65
32.4% Off
7129905471 - : Hook Nut for BMW Image

Hook Nut

3.0L twin-turbo, pumps & hoses. 2.0L, aux water pumps. With m. 3.0L twin turbo, 2020-23. 3.0L twin turbo, 2024-26. Auxiliary.
$2.06
MSRP $2.58
Save $0.52
20.2% Off
7131025735 - : Level Sensor Screw for BMW Image

Level Sensor Screw

Rear bracket, m6x16. With M4. Headlamp vertical aim control, lower. Headlamp leveling. Xdrive 40i, with m sport brakes. 2022-25, M240i,...
$1.80
MSRP $2.25
Save $0.45
20% Off
11147647380 - : Front Cover Seal for BMW Image

Front Cover Seal

$38.05
MSRP $60.88
Save $22.83
37.5% Off
13718620471 - : Air Cleaner Assembly Insulator for BMW Image

Air Cleaner Assembly Insulator

$8.51
MSRP $10.64
Save $2.13
20% Off
17227800958 - : Oil Return Tube O-Ring for BMW Image

Oil Return Tube O-Ring

$5.10
MSRP $6.38
Save $1.28
20.1% Off

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