Enter Vehicle Year Make Model

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

Year
Make
Model
Options
Drivetrain

1981 Chevrolet K20 Spark Plugs

What year is your
Free Same Day Shipping

1981 Chevrolet K20 Spark Plugs

Filter Results
  • Notify When Available

    VIDEO

    70-82 Checker; 68-93 GM Multifit Engine Spark Plug R45TS Set of 8 (AC Delco)

    Replaces 1981 Chevrolet K20 V8 5.7L 8 Piece Spark Plug Set ACDelco ACEEK00029

    Brand: ACDelco - ACEEK00029

    • Quantity: 8 Piece
    • Kit Includes: (8) Spark Plugs
    $39.95
    Save 29%
    List $55.95 Save $16.00

    Guaranteed to Fit 1981 Chevrolet K20

    Guaranteed to Fit 1981 Chevrolet K20

  • Notify When Available
    70-90 Chevy, GMC Multifit; 72-73 Ventura w/V8 Engine Spark Plug R44T Set of 8 (AC Delco)

    Replaces 1981 Chevrolet K20 V8 5.7L 8 Piece Spark Plug Set ACDelco ACETK00008

    Brand: ACDelco - ACETK00008

    • Quantity: 8 Piece
    • Kit Includes: (8) Spark Plugs
    $39.95
    Save 31%
    List $57.95 Save $18.00

    Guaranteed to Fit 1981 Chevrolet K20

    Guaranteed to Fit 1981 Chevrolet K20

  • Notify When Available
    70-90 Chevy, GMC Multifit; 72-73 Ventura w/V8 Engine Spark Plug R44T Set of 6 (AC Delco)

    Replaces 1981 Chevrolet K20 L6 4.8L 6 Piece Spark Plug Set ACDelco ACETK00006

    Brand: ACDelco - ACETK00006

    • Quantity: 6 Piece
    • Kit Includes: (6) Spark Plugs
    $29.45
    Save 40%
    List $48.95 Save $19.50

    Guaranteed to Fit 1981 Chevrolet K20

    Guaranteed to Fit 1981 Chevrolet K20

  • Notify When Available
    Picture coming soon

    Replaces 1981 Chevrolet K20 V8 5.7L Gap 0.045 (in) Light Duty Spark Plug ACDelco 2

    Brand: ACDelco - 2
    $12.95
    Save 61%
    List $32.95 Save $20.00

    Guaranteed to Fit 1981 Chevrolet K20

    Guaranteed to Fit 1981 Chevrolet K20

  • Notify When Available
    Picture coming soon

    Replaces 1981 Chevrolet K20 V8 5.7L Gap 0.045 (in) Light Duty Spark Plug ACDelco CR44TS

    Brand: ACDelco - CR44TS
    $10.95
    Save 62%
    List $28.95 Save $18.00

    Guaranteed to Fit 1981 Chevrolet K20

    Guaranteed to Fit 1981 Chevrolet K20

  • Notify When Available
    Picture coming soon

    Replaces 1981 Chevrolet K20 L6 4.8L Gap 0.035 (in) Spark Plug ACDelco 41-803

    Brand: ACDelco - 41-803
    $14.95
    Save 60%
    List $36.95 Save $22.00

    Guaranteed to Fit 1981 Chevrolet K20

    Guaranteed to Fit 1981 Chevrolet K20

  • Notify When Available
    Picture coming soon

    Replaces 1981 Chevrolet K20 V8 5.7L Gap 0.045 (in) Spark Plug ACDelco 41-817

    Brand: ACDelco - 41-817
    $14.95
    Save 60%
    List $36.95 Save $22.00

    Guaranteed to Fit 1981 Chevrolet K20

    Guaranteed to Fit 1981 Chevrolet K20

  • Notify When Available
    Picture coming soon

    Replaces Spark Plug ACDelco 10

    Brand: ACDelco - 10
    $12.95
    Save 61%
    List $32.95 Save $20.00

    Guaranteed to Fit 1981 Chevrolet K20

    Guaranteed to Fit 1981 Chevrolet K20

  • Notify When Available
    Picture coming soon

    Replaces 1981 Chevrolet K20 V8 5.7L Gap 0.045 (in) 8 Piece Spark Plug Set ACDelco ACETK00126

    Brand: ACDelco - ACETK00126

    • Quantity: 8 Piece
    $91.95
    Save 33%
    List $136.95 Save $45.00

    Guaranteed to Fit 1981 Chevrolet K20

    Guaranteed to Fit 1981 Chevrolet K20

  • Notify When Available
    Picture coming soon

    Replaces 1981 Chevrolet K20 V8 5.7L Gap 0.045 (in) Light Duty 8 Piece Spark Plug Set ACDelco ACETK00080

    Brand: ACDelco - ACETK00080

    • Quantity: 8 Piece
    $46.95
    Save 31%
    List $67.95 Save $21.00

    Guaranteed to Fit 1981 Chevrolet K20

    Guaranteed to Fit 1981 Chevrolet K20

1

...

1 2

...

2
Close



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.