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Make sure this part fits

Chevrolet 12563089 Piston Asm (0.005 Oversize)

1990-1991 Chevrolet

Customer Questions & Expert Answers (7)
GM 12563089 Piston Asm (0.005 Oversize)
GM 12563089 Piston Asm (0.005 Oversize)
  • Part Description
    PISTON, Engine Piston
  • Replaces
    10232018, 12555795
  • Manufacturer
    General Motors
Make sure this part fits
$57.12 MSRP: $169.77
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  • 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 Number12563089
    Part DescriptionPISTON, Engine Piston
    Item Dimensions4.8 x 4.4 x 4.5 inches
    Item Weight2.10 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces10232018, 12555795
    ManufacturerGeneral Motors
    SKU12563089
    Shipping & ReturnShipping Policy Return Policy
    Warning: California’s Proposition 65

  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    1990-1991 Chevrolet Blazer1/2 TON
    1991 Chevrolet C15008 Cyl 7.4LC1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX
    1991 Chevrolet C25008 Cyl 7.4LC2500 EXTENDED CAB LONG BOX, C2500 EXTENDED CAB STANDARD BOX, C2500 REGULAR CAB
    1991 Chevrolet C35008 Cyl 7.4LC3500 CAB CHASSIS 135.5, C3500 CAB CHASSIS 159.9, C3500 CAB CHASSIS 183.5, C3500 EXTENDED CAB, C3500 REGULAR CAB
    1990-1991 Chevrolet G101/2 TON CARGO, 1/2 TON PASSENGER
    1990-1991 Chevrolet G203/4 TON CARGO, 3/4 TON PASSENGER
    1990-1991 Chevrolet G308 Cyl 7.4L1 TON CARGO, 1 TON COMMERCIAL/RECREATIONAL VEHICLE, 1 TON PASSENGER
    1991 Chevrolet K1500K1500 EXTENDED CAB LONG BOX, K1500 EXTENDED CAB STANDARD BOX, K1500 REGULAR CAB LONG BOX, K1500 REGULAR CAB STANDARD BOX
    1991 Chevrolet K25008 Cyl 7.4LK2500 EXTENDED CAB LONG BOX, K2500 EXTENDED CAB STANDARD BOX, K2500 REGULAR CAB
    1991 Chevrolet K35008 Cyl 7.4LK3500 CAB CHASSIS 135.5, K3500 CAB CHASSIS 159.9, K3500 EXTENDED CAB, K3500 REGULAR CAB
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  • Customer Questions & Expert Answers

    Q:
    I am wonder if this is complete and correct part for my vehicle. Posted by GMPartsGiant Specialist
    A:
    You can Select Your Vehicle to check if 12563089 fits your vehicle.
    Posted by GMPartsGiant Specialist
    Q:
    What tool can be used to facilitate the removal of the upper bearing insert in the connecting rod for the 1994 Chevrolet C1500? Posted by Customer
    A:
    Use a wooden hammer handle to push on the upper bearing insert in the connecting rod. If resistance is felt, double-check to make sure all of the ridge was removed from the cylinder.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    Q:
    How can carbon deposits be cleared from the ring grooves for the 1995 Chevrolet C1500? Posted by Customer
    A:
    By utilizing a piston ring groove cleaning tool or a piece from an old ring. It is important to ensure no metal is removed and no scratches are made.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    Q:
    How should you apply lubricant to the connecting rod bearing surfaces for the 1997 Chevrolet C1500? Posted by Customer
    A:
    Apply a uniform layer of clean moly-base grease or engine assembly lube to both surfaces.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    Q:
    What additional check should be performed regarding connecting rod end-play for the 1995 Chevrolet K1500? Posted by Customer
    A:
    To conclude, verify the connecting rod end-play according to the Specifications, ensuring it meets the required values. If new rods or a new crankshaft were installed, resizing may be necessary at an automotive machine shop if the end-play is too small.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    Q:
    How can carbon deposits be eliminated from the piston crown for the 1998 Chevrolet K1500? Posted by Customer
    A:
    By scraping and using a hand-held wire brush or fine emery cloth. It is important not to use an electric drill with a wire brush as it can erode the soft piston material.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    Q:
    How should you protect the crankshaft journal and cylinder wall when removing the piston/connecting rod assemblies for the 1994 Chevrolet K1500? Posted by Customer
    A:
    Slip a short length of plastic or rubber hose over each connecting rod cap bolt to protect the crankshaft journal and cylinder wall when the piston is removed.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    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 12563089, the Right Choice

Your vehicle deserves only genuine OEM GM parts and accessories. To ensure reliability, purchase GM part # 12563089 Piston Asm (0.005 Oversize). It is sometimes referred to as Chevrolet Piston. Our GM parts and accessories are expedited directly from authorized GM dealers strategically located all across the U.S. and are backed by the manufacturer's 12 month, 12,000 mile warranty. OEM GM parts are the best for restoring your vehicle to factory condition performance. This part fits specific Chevrolet Blazer, G20, K3500 models.

Affordable, reliable and built to last, GM part # 12563089 Piston Asm (0.005 Oversize) stands out as the smart option. GMPartsGiant.com is your prime online source with the biggest and best selection of genuine GM parts and accessories at giant discounted prices. We have the OEM GM parts and accessories you need at the wholesale prices. GMPartsGiant.com has you covered no matter what type of GM vehicle you drive. For detailed Chevrolet parts information, click here.

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