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.

11121742131 - : Valve Cover for BMW Image

Valve Cover

740i, 740iL. Left. 4.4L, crankshaft pulley & covers. 840Ci. Lower.
$643.54
MSRP $822.94
Save $179.40
21.8% Off
11121742128 - : Valve Cover for BMW Image

Valve Cover

740i, 740iL. Right. 4.4L, crankshaft pulley & covers. 840Ci. Lower.
$643.54
MSRP $822.94
Save $179.40
21.8% Off
11121733969 - : Engine Valve Cover Gasket for BMW Image

Engine Valve Cover Gasket

530, 540, 740, 840. Curtain. 740i, 740iL. 4.4L, crankshaft pulley & covers. 540i. Upper. 2000-03. X5. 840Ci.
$40.98
MSRP $47.51
Save $6.53
13.7% Off
11127501588 - : Engine Valve Cover Grommet for BMW Image

Engine Valve Cover Grommet

6.0L. 4.4 & 4.8L, crankshaft pulley & covers. 3.0L without turbo, 2006-10.
$2.74
MSRP $3.42
Save $0.68
19.9% Off
11127830972 - : Engine Valve Cover Grommet for BMW Image

Engine Valve Cover Grommet

Bolt Type.
$2.94
MSRP $3.41
Save $0.47
13.8% Off
11127511582 - : Engine Valve Cover Grommet for BMW Image

Engine Valve Cover Grommet

4.4 & 4.8L, crankshaft pulley & covers.
$3.40
11121721879 - : Engine Valve Cover Grommet for BMW Image

Engine Valve Cover Grommet

Bolt Type. 5.0L, crankshaft pulley & covers.
$9.13
MSRP $10.58
Save $1.45
13.7% Off
11121437395 - : Engine Valve Cover Grommet for BMW Image

Engine Valve Cover Grommet

$1.44
MSRP $1.67
Save $0.23
13.8% Off
11127521085 - : Engine Valve Cover Gasket for BMW Image

Engine Valve Cover Gasket

Square Gasket.
$15.36
MSRP $22.76
Save $7.40
32.5% Off
11127521086 - : Valve Cover for BMW Image

Valve Cover

325 & 330i, ci, xi. With sulev.
Backordered
11128094255 - : Valve Cover for BMW Image

Valve Cover

M4. 3.0L twin-turbo. M3. 2023-25. M2.
$645.87
MSRP $825.93
Save $180.06
21.8% Off
11127562505 - : Valve Cover for BMW Image

Valve Cover

6.0L. 760i, 760Li. Cylinders 7-12.
$596.21
MSRP $762.41
Save $166.20
21.8% Off

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