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.

16117190559 - : Fuel Tank for BMW Image

Fuel Tank

128i. Engine code n51. 3 series. Without turbo. Sedan/coupe/convertible. N51n (sulev).
$1,105.70
MSRP $1,435.04
Save $329.34
22.9% Off
12638638551 - : Distribution Box for BMW Image

Distribution Box

Modules. Integrated supply (z11). 530i xDrive. Sedan, engine compartment, integrated supply.
$137.45
MSRP $166.40
Save $28.95
17.4% Off
17127850107 - : Coolant Hose for BMW Image

Coolant Hose

With m model, auxiliary, wheel housing. Auxiliary Radiator. Engine Cooling. Location-Wheel Arch.
$93.00
MSRP $126.05
Save $33.05
26.2% Off
17117575251 - : Mount Bracket Damper for BMW Image

Mount Bracket Damper

Engine Cooling. Auxiliary Radiator. 3.0L turbo, auxiliary. 4.4L turbo, without M6, auxiliary.
$8.49
MSRP $10.29
Save $1.80
17.5% Off
17127531581 - : Radiator Coolant Hose for BMW Image

Radiator Coolant Hose

128i. 3 series. Coupe & convertible, 3.0L, without turbo. Engine code n51.
$73.52
MSRP $99.65
Save $26.13
26.2% Off
7119907237 - : Bracket Screw for BMW Image

Bracket Screw

2018-23. Without sunroof, st4.8x16. Engine compartment. 2022-25. Coupe. With touring. Sedan/wagon, wagon.
$1.80
MSRP $2.25
Save $0.45
20% Off
17117600535 - : Radiator for BMW Image

Radiator

M Sport Package. Auxiliary. Engine Oil Cooling. With hybrid, hih voltage cooling.
$238.27
MSRP $351.12
Save $112.85
32.1% Off
18307599743 - : Converter & Pipe for BMW Image

Converter & Pipe

3.0L with turbo. 135i. Center. Engine code n55. Rear. With twin power.
$837.99
MSRP $1,104.08
Save $266.09
24.1% Off
17128679008 - : Lower Hose for BMW Image

Lower Hose

4.4L, auxiliary, without M8, with motorsport pkg. Auxiliary Radiator. Engine Cooling. Assembly.
$142.14
MSRP $194.29
Save $52.15
26.8% Off
64216931740 - : Lower Hose Clamp for BMW Image

Lower Hose Clamp

2014-16. With hybrid, main engine cooling. 2015-16. Sedan, without hybrid, without M3, 2012-15.
$5.61
MSRP $7.02
Save $1.41
20.1% Off
17117847295 - : Mount Bracket Damper for BMW Image

Mount Bracket Damper

Auxiliary Radiator. Engine Cooling. With m model, auxiliary. 4.4L turbo, with M6, auxiliary.
$6.66
MSRP $8.33
Save $1.67
20% Off
17118049255 - : Bracket for BMW Image

Bracket

Auxiliary Radiator. Engine Cooling. With m model, auxiliary. 4.4L turbo, with M6, auxiliary.
$60.01
MSRP $72.74
Save $12.73
17.5% Off

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