IPSA PI086900 Piston

127.00

            • Cylinder Bore [mm]:82,51
            • Standard Size [STD]
            • Bolt Ø [mm]:23
            • Bolt length [mm]:53
            • Recess Depth 1 [mm]:6,20
            • Recess Diameter [mm]:50
            • Valve pocket depth 1 [mm]:3,70
            • Supplementary Article / Supplementary Info:with piston rings
            • Item number:PI086900
            • Manufacturer:IPSA
Categories: , ,

Description

 VW engine piston is a key player inside the combustion chamber, responsible for converting the burning fuel’s energy into usable power. Here’s a breakdown of its role:

  • Function: The VW engine piston undergoes a constant up-and-down motion within a cylinder. This reciprocating motion compresses the air-fuel mixture and transmits the force from combustion to the crankshaft via a connecting rod.

  • Components: A VW engine piston is typically made of a lightweight and durable metal alloy like aluminum. Here are some key parts:

    • Crown: The top part of the piston that directly faces the combustion chamber and withstands high temperatures and pressure from burning fuel.
    • Skirt: The cylindrical part below the crown that helps guide the piston and maintain a seal within the cylinder bore.
    • Piston rings: Grooves machined into the piston skirt house multiple piston rings. These rings form a tight seal between the piston and the cylinder wall, preventing combustion gasses from leaking into the crankcase and ensuring proper compression.
    • Gudgeon pin (wrist pin): A small pin that connects the piston to the connecting rod, allowing the piston to move up and down while maintaining its connection to the crankshaft.
  • Process: As the engine crankshaft rotates, the connecting rod pushes the piston up the cylinder bore. This upward motion compresses the air-fuel mixture in the chamber. When the spark plug ignites the mixture, the resulting combustion creates a powerful force that pushes the piston back down. This downward movement of the piston, transmitted through the connecting rod, ultimately rotates the crankshaft, generating power for the engine.

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