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1986 Mercury Grand Marquis — 5.0L 8-cyl, Automatic 4-spd, RWD
This 1986 Mercury Grand Marquis (5.0L 8-cyl, Automatic 4-spd, RWD) takes regular (87-octane) gasoline. REGULAR
19
MPG combined (16 city / 24 hwy)
$3,300
est. fuel cost / year (EPA, 15k mi)
—
tailpipe CO₂
EPA fuel type: Regular · class: Large Cars · retrieved 2026-06-14.