Enter Vehicle Year Make Model

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

1981 GMC G3500 Engine & Engine Management

What year is your
Free Same Day Shipping

1981 GMC G3500 Engine & Engine Management

Filter Results
  • Notify When Available
    1968-99 Chevy Buick GMC Olds Pontiac Cadillac Motor Mount PAIR

    Replaces 2 Piece Engine Mount Set TRQ MTA32772

    4 reviews
    Brand: TRQ - MTA32772

    • Quantity: 2 Piece
    • Kit Includes: (2) Engine Mounts
    $52.95
    Save 16%
    List $62.95 Save $10.00

    Guaranteed to Fit 1981 GMC G3500

    Guaranteed to Fit 1981 GMC G3500

  • Notify When Available
    Oil Pressure Sender

    Replaces 1981 GMC G3500 Oil Pressure Sender TRQ SWA77343

    Brand: TRQ - SWA77343
    $28.95
    Save 28%
    List $39.95 Save $11.00

    Guaranteed to Fit 1981 GMC G3500

    Guaranteed to Fit 1981 GMC G3500

  • Notify When Available
    Engine Oil Pan

    Replaces Magnetic Engine Oil Pan with Magnetic Drain Plug TRQ OPA78506

    Brand: TRQ - OPA78506

    • Kit Includes: (1) Magnetic Engine Oil Drain Plug
    • Kit Includes: (1) Engine Oil Pan
    $66.95
    Save 32%
    List $97.95 Save $31.00

    Guaranteed to Fit 1981 GMC G3500

    Guaranteed to Fit 1981 GMC G3500

  • Notify When Available
    1980-85 GM Oil Pan

    Replaces Engine Oil Pan TRQ OPA07781

    Brand: TRQ - OPA07781

    $64.95
    Save 26%
    List $87.95 Save $23.00

    Guaranteed to Fit 1981 GMC G3500

    Guaranteed to Fit 1981 GMC G3500

  • Notify When Available
    1972-95 GM Harmonic Balancer 5.0L 305ci or 5.7L 350ci

    Replaces Harmonic Balancer TRQ BPA08862

    1 reviews
    Brand: TRQ - BPA08862

    $64.95
    Save 29%
    List $90.95 Save $26.00

    Guaranteed to Fit 1981 GMC G3500

    Guaranteed to Fit 1981 GMC G3500

  • Notify When Available
    Oil Pressure Switch

    Replaces 1981 GMC G3500 Oil Pressure Switch TRQ SWA40906

    Brand: TRQ - SWA40906
    $19.95
    Save 26%
    List $26.95 Save $7.00

    Guaranteed to Fit 1981 GMC G3500

    Guaranteed to Fit 1981 GMC G3500

  • Notify When Available

    VIDEO

    1974-90 GM Multifit 4,6, & 8 Cylinder HEI Ignition Coil

    Replaces 1981 GMC G3500 V8 5.7L Ignition Coil TRQ ICA61700

    Brand: TRQ - ICA61700

    • Ignition Coil Type: Direct Replacement
    • Ignition Coil Color: Black
    $38.95
    Save 19%
    List $47.95 Save $9.00

    Guaranteed to Fit 1981 GMC G3500

    Guaranteed to Fit 1981 GMC G3500

  • Notify When Available
    Oil Pressure Switch

    Replaces 1981 GMC G3500 Oil Pressure Switch TRQ SWA40913

    Brand: TRQ - SWA40913
    $19.95
    Save 26%
    List $26.95 Save $7.00

    Guaranteed to Fit 1981 GMC G3500

    Guaranteed to Fit 1981 GMC G3500

  • Notify When Available
    1968-99 Chevy Buick GMC Olds Pontiac Cadillac Motor Mount

    Replaces Engine Mount TRQ MTA34449

    Brand: TRQ - MTA34449

    $31.95
    Save 37%
    List $50.95 Save $19.00

    Guaranteed to Fit 1981 GMC G3500

    Guaranteed to Fit 1981 GMC G3500

  • Notify When Available
    Spark Plug Wire Set

    Replaces 1981 GMC G3500 Spark Plug Wire Set TRQ IWA70175

    Brand: TRQ - IWA70175

    $57.45
    Save 32%
    List $83.95 Save $26.50

    Guaranteed to Fit 1981 GMC G3500

    Guaranteed to Fit 1981 GMC G3500

1

...

1 2 3

...

3
Close



GMC is a registered trademark of General Motors Company. 1A Auto is not affiliated with or sponsored by GMC or General Motors Company. See all trademarks.
Same Day Shipping

Need your part faster? Choose expedited shipping at checkout.

Guaranteed To Fit

Highest quality, direct fit replacement auto parts enforced to the strictest product standards.

USA Customer Support

Exceeding customers' expectations, our team of passionate auto enthusiasts are here to help.

Instructional Video Library

Thousands of how-to auto repair videos to guide you step-by-step through your repair.

Go To Top
Specify your vehicle

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

If your vehicle isn't listed, close the window to return to search.