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Pontiac 12455574 Piston Kit, (Includes Rings) High, Limit

1985-1991 Pontiac Firebird

Customer Questions & Expert Answers (7)
GM 12455574 Piston Kit, (Includes Rings) High, Limit
  • Part Description
    PISTON, Engine Piston
  • Replaces
    14094014
  • 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
  • Product Specifications

    BrandGenuine Pontiac
    Manufacturer Part Number12455574
    Part DescriptionPISTON, Engine Piston
    Other NamesPiston, Piston Assembly
    Item Dimensions4.6 x 4.5 x 4.3 inches
    Item Weight2.10 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces14094014
    Require Quantity8
    ManufacturerGeneral Motors
    SKU12455574
    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
    1985-1991 Pontiac Firebird8 Cyl 5.0L2 DOOR, CONVERTIBLE
  • 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 12455574 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 1995 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 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:
    How can carbon deposits be cleared from the ring grooves for the 1990 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:
    What should you do before removing the connecting rods for the 1988 Chevrolet K1500? Posted by Customer
    A:
    Before removing the connecting rods, check the endplay with feeler gauges by sliding them between the first connecting rod and the crankshaft throw until the play is removed. The endplay is equal to the thickness of the feeler gauge(s).
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    Q:
    How can carbon deposits be cleared from the ring grooves for the 1997 Chevrolet K1500? 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:
    What should you do before attaching a piston ring compressor to the piston for the 1995 Chevrolet K1500? Posted by Customer
    A:
    Maintain piston ring gap spacing and lubricate the piston and rings with clean engine oil.
    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 12455574, the Right Choice

To ensure reliability, purchase GM part # 12455574 Piston Kit, (Includes Rings) High, Limit. It is sometimes referred to as Pontiac Piston. 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 Pontiac Firebird models.

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