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Chevrolet 558873 Valve, Exhaust

1982-1985 Chevrolet

Customer Questions & Expert Answers (9)
GM 558873 Valve, Exhaust
GM 558873 Valve, Exhaust
  • Part Description
    VALVE, Exhaust
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers

  • Related Parts

    Shop for related parts for your vehicle

  • Product Specifications

    BrandGenuine Chevrolet
    Manufacturer Part Number558873
    Part DescriptionVALVE, Exhaust
    Other NamesExhaust Valve
    Item Dimensions6.7 x 2.0 x 2.1 inches
    Item Weight0.60 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU558873
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California’s Proposition 65

  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    1982-1985 Chevrolet Caprice8 Cyl 5.7L Diesel4 DOOR, CLASSIC 2 DOOR, CLASSIC 4 DOOR, CLASSIC STATION WAGON, STATION WAGON
    1982-1985 Chevrolet Celebrity6 Cyl 4.3L Diesel2 DOOR, 4 DOOR, STATION WAGON
    1982-1984 Chevrolet El Camino8 Cyl 5.7L DieselCLASSIC 4 DOOR, CLASSIC STATION WAGON, EL CAMINO, MONTE CARLO
    1982-1985 Chevrolet Impala8 Cyl 5.7L Diesel4 DOOR, CLASSIC 2 DOOR, CLASSIC 4 DOOR, CLASSIC STATION WAGON, STATION WAGON
    1982-1983 Chevrolet Malibu6 Cyl 4.3L Diesel, 8 Cyl 5.7L DieselCLASSIC 4 DOOR, CLASSIC STATION WAGON, EL CAMINO, MONTE CARLO
    1982-1984 Chevrolet Monte Carlo6 Cyl 4.3L Diesel, 8 Cyl 5.7L DieselCLASSIC 4 DOOR, CLASSIC STATION WAGON, EL CAMINO, MONTE CARLO

  • Customer Questions & Expert Answers

    Q:
    Want to know will this will my car? Posted by GMPartsGiant Specialist
    A:
    You can Select Your Vehicle to check if 558873 fits your vehicle.
    Posted by GMPartsGiant Specialist
    Q:
    How should valve springs be installed, and what is the correct orientation for closely wound coil springs on the 1986 Buick Century? Posted by Customer
    A:
    Valve springs should be installed with the closely wound coil towards the cylinder head. On specific engines like the 8-350 and V6, exhaust valve springs can be installed with either end up.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Exhaust Valve
    Q:
    What is the purpose of testing valves for concentricity and tight seating during valve reconditioning for the 1983 Buick Regal? Posted by Customer
    A:
    Testing valves for concentricity and tight seating ensures that they provide a good seal and operate correctly.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Exhaust Valve
    Q:
    What cleaning steps should be taken for the valve head and stem for the 1986 Chevrolet Caprice? Posted by Customer
    A:
    It is important to scrape away all carbon from the valve head and stem, then clean the valves and valve seats using a solvent-soaked rag followed by a clean rag.
    Posted by GMPartsGiant Specialist
    Q:
    What is the recommended angle for truing up the valve seats for the 1978 Chevrolet Caprice? Posted by Customer
    A:
    The valve seats should be trued up to 45°, and valve lapping is not recommended.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Exhaust Valve
    Q:
    What should be done if the valves are found to be in poor condition for the 1976 Chevrolet El Camino? Posted by Customer
    A:
    Depending on their condition, the valves may need to be re-ground or replaced. A valve should be discarded if re-grinding creates a sharp edge, as this can lead to overheating.
    Posted by GMPartsGiant Specialist
    Q:
    When is the grinding process considered complete for the 1976 Chevrolet El Camino? Posted by Customer
    A:
    The grinding is complete when a smooth, unbroken ring of light grey matte finish appears on both faces.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Exhaust Valve
    Q:
    What should be done if the valves are found to be in poor condition for the 1991 Oldsmobile Cutlass? Posted by Customer
    A:
    Depending on their condition, the valves may need to be reground or replaced, with any valve that develops a sharp edge upon re-grinding being discarded.
    Posted by GMPartsGiant Specialist
    Q:
    How should the valves and seats be cleaned after grinding for the 1999 Oldsmobile Cutlass? Posted by Customer
    A:
    Remove all carbon from the valve head and stem, ensuring that no grinding compound remains in the ports or valve guides. Clean the valves and seats with a solvent-soaked rag, followed by a clean rag, and if possible, use an air line to blow out any remaining debris from the valves, guides, and ports.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Exhaust Valve
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

Genuine GM Part 558873, the Right Choice

To ensure reliability, purchase GM part # 558873 Valve, Exhaust. It is sometimes referred to as Chevrolet Exhaust Valve. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific Chevrolet Caprice, Impala, Malibu models.

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