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    Seal Ring, spark plug shaft

    Product number: 31721
    ART: 31721 / EAN: 8033419147808

    MEAT & DORIA
    Advised products
    Price incl. vat.
    € 2,77
    Leverdatum: 19-06-2026

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    Manufacturer Model Version Engine code Construction type Construction start Construction end Pk Power kw
    MERCEDES-BENZ MERCEDES-BENZ
    VW VW
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    Seal Ring, spark plug shaft



    FAQ

    A seal ring for a spark plug shaft is a sealing component installed around the spark plug tube or shaft in the cylinder head. Its function is to prevent oil and contaminants from entering the spark plug well, ensuring proper ignition performance.

    Key specifications include inner and outer diameter, thickness, material (such as heat- and oil-resistant rubber or silicone), temperature resistance, and compatibility with the engine. It must withstand high temperatures and exposure to oil.

    Replacement is necessary when the seal is worn, hardened, or leaking. Common symptoms include oil in the spark plug wells, misfires, or reduced engine performance.

    Porza offers a fit guarantee option where your vehicle details are checked against product specifications to ensure correct compatibility.

    Porza provides high-quality engine sealing components with fast delivery across Europe and options for online ordering or in-store pickup.

    If the fit guarantee is selected, compatibility is verified before shipping. If the product does not fit, it can be returned according to the return policy.

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    kenteken

    Straelseweg 52, 5911 CR
    Venlo
    The Netherlands

    Willem de Rijkelaan 15a, 5616 HH
    Eindhoven
    The Netherlands

    info@porza.nl
    085 401 1901
    KVK 0123456678
    BTW 01NL123435B1