Volkswagen Engine Parts

Automotive engines are complex machines with many moving parts. These parts work together to convert fuel into power to move a vehicle. Here are some of the main parts of an engine and their functions:

  • Engine Block: The engine block is the main part of the engine and is responsible for providing support to all other engine parts. It houses the cylinders, crankshaft, and pistons. Engine blocks are made from cast iron or aluminum alloy.
  • Pistons: Pistons are responsible for compressing fuel and air in the engine. They move up and down in the cylinder, powered by the explosion of fuel and air mixture. Pistons are typically made of aluminum alloy and have a ring of seals around them to prevent combustion gases from escaping.
  • Crankshaft: The crankshaft converts linear motion into rotational motion and is responsible for transferring power from the engine to the wheels. It turns the pistons' up-and-down motion into rotational motion that can be transferred to the transmission. Crankshafts are usually made of steel.
  • Camshaft: The camshaft is responsible for opening and closing the engine's valves, which allows fuel and air into the engine. The camshaft rotates to push the rocker arms, which open and close the valves. Camshafts are typically made of cast iron or steel.
  • Timing Belt/Chain: The timing belt or chain keeps the camshaft and crankshaft in sync. It ensures that the valves open and close at the right time and that the pistons are in the correct position when fuel is ignited. If the timing belt or chain breaks, the engine can suffer significant damage.
  • Spark Plugs: Spark plugs ignite the fuel and air mixture in the engine. They produce a spark that ignites the fuel, creating an explosion that moves the pistons. Faulty spark plugs can cause misfires and poor engine performance.
  • Here are some potential signs of trouble with engine parts:

  • Engine misfires
  • Loud knocking noises
  • Excessive oil consumption
  • Rough idling
  • Engine vibrations
  • Overheating
  • Oil leaks
  • Coolant leaks
  • Poor acceleration or power
  • Your manufacturer makes the best replacement engine parts for your vehicle, so it only makes sense to buy the ones that are guaranteed compatible. Find them right here in our online parts store, in stock and pried up to 35% below the MSRP. Buy today and we'll ship your order directly to your front door!

    3H121113E - : Engine Coolant Thermostat for Volkswagen Image

    Engine Coolant Thermostat

    Volkswagen 03H-121-113-E
    Touareg. Atlas Cross Sport. 3.6L. Passat.
    $87.35
    MSRP $129.98
    Save $42.63
    32.8% Off
    3C0121070AC - : Engine Coolant Pipe for Volkswagen Image

    Engine Coolant Pipe

    Volkswagen 3C0-121-070-AC
    Water pipe. 3.6L supply. Tube. 3.6L, return, from vin 3c7120001.
    $76.15
    MSRP $113.32
    Save $37.17
    32.8% Off
    1J0121086B - : Engine Coolant Hose for Volkswagen Image

    Engine Coolant Hose

    Volkswagen 1J0-121-086-B
    Engine Oil Cooler. Assembly. Incl.Inlet & Outlet Hoses. 1.9L diesel, 1999-03, at oil cooler.
    $130.89
    MSRP $198.32
    Save $67.43
    34% Off
    5WB863353A - : Engine Compartment Insulation for Volkswagen Image

    Engine Compartment Insulation

    Volkswagen 5WB-863-353-A
    From 04/01/2024.
    $120.99
    MSRP $183.32
    Save $62.33
    34% Off
    6K109121B - : Engine Timing Cover for Volkswagen Image

    Engine Timing Cover

    Volkswagen 06K-109-121-B
    Water Pump Belt.
    $28.05
    MSRP $48.77
    Save $20.72
    42.5% Off
    6L133201FT - : Engine Intake Manifold for Volkswagen Image

    Engine Intake Manifold

    Volkswagen 06L-133-201-FT
    $478.51
    MSRP $731.67
    Save $253.16
    34.6% Off
    7L6121065D - : Engine Coolant Pipe for Volkswagen Image

    Engine Coolant Pipe

    Volkswagen 7L6-121-065-D
    Water pipe. 5.0L, return. 3.0L, auxiliary.
    $180.39
    MSRP $273.32
    Save $92.93
    34% Off
    6Q972610F - : Engine Wiring Harness for Volkswagen Image

    Engine Wiring Harness

    Volkswagen 06Q-972-610-F
    Auto trans.
    $273.10
    MSRP $381.95
    Save $108.85
    28.5% Off
    1EA121621L - : Engine Coolant Pipe for Volkswagen Image

    Engine Coolant Pipe

    Volkswagen 1EA-121-621-L
    Main, awd. ID.4. Pipe to manifold. Front, awd.
    $25.29
    MSRP $43.98
    Save $18.69
    42.5% Off
    45109147A - : Engine Timing Cover for Volkswagen Image

    Engine Timing Cover

    Volkswagen 045-109-147-A
    Ctr timing cover. 1.9L 2004-06. Beetle. Center. 100 horsepower. Jetta. Coupe, 2004-06.
    $58.23
    MSRP $86.65
    Save $28.42
    32.8% Off
    59109077E - : Engine Timing Sprocket for Volkswagen Image

    Engine Timing Sprocket

    Volkswagen 059-109-077-E
    Idler. Cam Drive. Touareg. Timing chain. Z=19.
    $133.09
    MSRP $201.65
    Save $68.56
    34% Off
    59121073G - : Engine Coolant Hose for Volkswagen Image

    Engine Coolant Hose

    Volkswagen 059-121-073-G
    Oil Cooler. Cooler to Pipe.
    $18.59
    MSRP $30.98
    Save $12.39
    40% Off

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