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GMC 14093991 Piston & Piston Pinion Assembly, .030 Outside

1987-1996 GMC

Customer Questions & Expert Answers (7)
GM 14093991 Piston & Piston Pinion Assembly, .030 Outside
GM 14093991 Piston & Piston Pinion Assembly, .030 Outside
  • Part Description
    PISTON, Engine Piston
  • Manufacturer
    General Motors
Make sure this part fits
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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 GMC
    Manufacturer Part Number14093991
    Part DescriptionPISTON, Engine Piston
    Item Dimensions4.6 x 4.5 x 4.2 inches
    Item Weight2.00 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Require Quantity8
    ManufacturerGeneral Motors
    SKU14093991
    Shipping & ReturnShipping Policy Return Policy
    Warning: California’s Proposition 65

  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    1990-1991 GMC C15008 Cyl 5.0L, 8 Cyl 5.7LC1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX
    1990-1995 GMC C25008 Cyl 5.0L, 8 Cyl 5.7LC2500 EXTENDED CAB LONG BOX, C2500 EXTENDED CAB STANDARD BOX, C2500 REGULAR CAB
    1990-1995 GMC C35008 Cyl 5.7LC3500 CAB CHASSIS 135.5, C3500 CAB CHASSIS 159.9, C3500 CAB CHASSIS 183.5, C3500 CREW CAB LONG WHEELBASE, C3500 EXTENDED CAB, C3500 REGULAR CAB
    1987-1991 GMC G15008 Cyl 5.0L, 8 Cyl 5.7L1/2 TON CARGO, 1/2 TON PASSENGER
    1987-1991 GMC G25008 Cyl 5.0L, 8 Cyl 5.7L3/4 TON CARGO, 3/4 TON PASSENGER
    1987-1996 GMC G35008 Cyl 5.7L1 TON CARGO, 1 TON CARGO CLASSIC, 1 TON CARGO VAN, 1 TON COMMERCIAL/RECREATIONAL VEHICLE, 1 TON COMMERCIAL/RV CLASSIC, 1 TON PASSENGER, 1 TON PASSENGER CLASSIC
    1987-1991 GMC Jimmy8 Cyl 5.7L1/2 TON
    1990-1991 GMC K15008 Cyl 5.0L, 8 Cyl 5.7LK1500 EXTENDED CAB LONG BOX, K1500 EXTENDED CAB STANDARD BOX, K1500 REGULAR CAB LONG BOX, K1500 REGULAR CAB STANDARD BOX
    1990-1995 GMC K25008 Cyl 5.0L, 8 Cyl 5.7LK2500 EXTENDED CAB LONG BOX, K2500 EXTENDED CAB STANDARD BOX, K2500 REGULAR CAB
    1990-1995 GMC K35008 Cyl 5.7LK3500 CAB CHASSIS 135.5, K3500 CAB CHASSIS 159.9, K3500 CREW CAB LONG WHEELBASE, 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 14093991 fits your vehicle.
    Posted by GMPartsGiant Specialist
    Q:
    What should you ensure before proceeding with the installation of the piston/connecting rod assemblies for the 1988 Chevrolet C1500? Posted by Customer
    A:
    Ensure that the cylinder walls are impeccably clean, the top edge of each cylinder is chamfered, and the crankshaft is correctly positioned.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    Q:
    What tool can be used to facilitate the removal of the upper bearing insert in the connecting rod for the 1998 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 1989 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 be done to the connecting rod cap nuts before removal for the 1996 Chevrolet K1500? Posted by Customer
    A:
    Loosen each of the connecting rod cap nuts 1/2-turn at a time until they can be removed by hand.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    Q:
    How should the original piston rings be removed from the pistons for the 1988 Chevrolet K1500? Posted by Customer
    A:
    By using a piston ring installation tool, carefully extracting the rings from the pistons, taking care not to damage the piston surfaces.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    Q:
    What should you do after all pistons/connecting rods are installed for the 1993 Chevrolet K1500? Posted by Customer
    A:
    Finally, rotate the crankshaft by hand to check for any obvious binding.
    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 14093991, the Right Choice

Your vehicle deserves only genuine OEM GM parts and accessories. To ensure reliability, purchase GM part # 14093991 Piston & Piston Pinion Assembly, .030 Outside. It is sometimes referred to as GMC 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 GMC C2500, K1500, Suburban models.

Affordable, reliable and built to last, GM part # 14093991 Piston & Piston Pinion Assembly, .030 Outside 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 GMC parts information, click here.

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