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Oldsmobile 10043034 Piston & Pinion Assembly, .254 Oversize

1988-1989 Oldsmobile Cutlass

Customer Questions & Expert Answers (11)
GM 10043034 Piston & Pinion Assembly, .254 Oversize
  • Part Description
    PISTON, Engine Piston
  • 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 Oldsmobile
    Manufacturer Part Number10043034
    Part DescriptionPISTON, Engine Piston
    Item Dimensions4.7 x 4.4 x 4.5 inches
    Item Weight2.10 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU10043034
    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
    1988-1989 Oldsmobile Cutlass4 Cyl 2.5L2 DOOR, 4 DOOR, BROUGHAM 4 DOOR, BROUGHAM SL 2 DOOR, BROUGHAM STATION WAGON, SL 2 DOOR, SL 4 DOOR, SL STATION WAGON, STATION WAGON
  • 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 10043034 fits your vehicle.
    Posted by GMPartsGiant Specialist
    Q:
    What is the procedure for tightening the rod cap nuts for the 1990 Chevrolet Astro? Posted by Customer
    A:
    Tighten the nuts to the specified torque in three steps without rotating the crankshaft.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    Q:
    What does corrosion in the form of small pits indicate for the 1986 Chevrolet Astro? Posted by Customer
    A:
    Corrosion suggests coolant leakage into the combustion chamber or crankcase, which must be addressed to prevent recurrence in the rebuilt engine.
    Posted by GMPartsGiant Specialist
    Q:
    How should the connecting rod cap nuts be loosened for the 1985 Chevrolet Astro? Posted by Customer
    A:
    Loosen each connecting rod cap nut gradually until they can be removed by hand.
    Posted by GMPartsGiant Specialist
    Q:
    What is important to ensure when installing the piston rings for the 1984 Oldsmobile Cutlass? Posted by Customer
    A:
    When installing the piston rings, ensure the ring gaps are correctly positioned, using a piston ring expander tool if available, or small lengths of tin to guide the rings into the correct grooves.
    Posted by GMPartsGiant Specialist
    Q:
    How should the ring grooves of the piston be cleaned for the 1994 Oldsmobile Cutlass? Posted by Customer
    A:
    The ring grooves of the piston should be cleaned with a groove cleaner tool, ensuring that the oil ring holes and slots are also clean.
    Posted by GMPartsGiant Specialist
    Q:
    How should the cylinder bores be prepared before installation for the 1998 Oldsmobile Cutlass? Posted by Customer
    A:
    The cylinder bores should be perfectly clean, which can be achieved by wiping the cylinder walls several times with light engine oil and a clean, lint-free cloth.
    Posted by GMPartsGiant Specialist
    Q:
    What should be done after all cylinder wear ridges are removed for the 1984 Pontiac Firebird? Posted by Customer
    A:
    Turn the engine upside-down.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    Q:
    How can you identify the connecting rods and connecting rod caps for the 1991 Oldsmobile Cutlass? Posted by Customer
    A:
    Inspect the connecting rods and connecting rod caps for cylinder identification; if not plainly marked, use a small punch to make indentations (left bank - 1, 3, 5, 7; right bank - 2, 4, 6, 8).
    Posted by GMPartsGiant Specialist
    See expert answers on similar Piston
    Q:
    What should be done after removing deposits from the piston/rod assemblies for the 1984 Pontiac Firebird? Posted by Customer
    A:
    Clean the piston/rod assemblies with solvent and dry them thoroughly, ensuring that the oil hole in the big end of the connecting rod and the oil return holes in the ring grooves are clear.
    Posted by GMPartsGiant Specialist
    Q:
    What should be done with the Plastigage material after measuring for the 1984 Pontiac Firebird? Posted by Customer
    A:
    Scrape off any Plastigage material without scratching the bearing, clean the bearing faces, and apply a uniform layer of moly-based grease or engine assembly lube.
    Posted by GMPartsGiant Specialist
    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 10043034, the Right Choice

To ensure reliability, purchase GM part # 10043034 Piston & Pinion Assembly, .254 Oversize. It is sometimes referred to as Oldsmobile 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 Oldsmobile Cutlass models.

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