Enter Vehicle Year Make Model

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

Year
Make
Model
Options
Drivetrain

1978 Mercury Marquis Engine & Engine Management

What year is your
Free Same Day Shipping

1978 Mercury Marquis Engine & Engine Management

Filter Results
  • Notify When Available

    VIDEO

    82-84 Eagle; 82-83 CJ-5; 82-86 CJ-7 MT Rear Cntshft Brng; 81-85 Reliant MT Int Shf Frt Brng (Timken)

    Replaces 1978 Mercury Marquis Rear Bearing Timken TKTRX00001

    Brand: Timken - TKTRX00001
    $36.95
    Save 38%
    List $59.95 Save $23.00

    Guaranteed to Fit 1978 Mercury Marquis

    Guaranteed to Fit 1978 Mercury Marquis

  • Notify When Available
    Picture coming soon

    Replaces Spark Plug ACDelco 2

    Brand: ACDelco - 2
    $14.95
    Save 55%
    List $32.95 Save $18.00

    Guaranteed to Fit 1978 Mercury Marquis

    Guaranteed to Fit 1978 Mercury Marquis

  • Notify When Available
    Picture coming soon

    Replaces 8 Piece Spark Plug Set ACDelco ACETK00057

    Brand: ACDelco - ACETK00057

    • Quantity: 8 Piece
    $66.95
    Save 32%
    List $97.95 Save $31.00

    Guaranteed to Fit 1978 Mercury Marquis

    Guaranteed to Fit 1978 Mercury Marquis

  • Notify When Available
    Picture coming soon

    Replaces 8 Piece Spark Plug Set ACDelco ACETK00033

    Brand: ACDelco - ACETK00033

    • Quantity: 8 Piece
    $87.95
    Save 32%
    List $129.95 Save $42.00

    Guaranteed to Fit 1978 Mercury Marquis

    Guaranteed to Fit 1978 Mercury Marquis

  • Notify When Available
    Starter - Tonsa

    Replaces 1978 Mercury Marquis Starter ACDelco 337-1058

    Brand: ACDelco - 337-1058

    Out of Stock

    $ 93.95

    Guaranteed to Fit 1978 Mercury Marquis

    Guaranteed to Fit 1978 Mercury Marquis

1

...

1 2

...

2
Close



Mercury is a registered trademark of Ford Motor Company. 1A Auto is not affiliated with or sponsored by Mercury or Ford Motor 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.