Dodge M4S

Dodge M4S

Dodge · introduced 1981

MarqueDodge
Production1981-1987 / (4 functional units built, 5 non-functional units built)
Power440 bhp / 400 lbft
Engine2.198 L Cosworth-headed 16-valve DOHC I4 w/ dual Garrett T25 turbochargers

This is the catalogue record of the Dodge M4S, one of 160 models Dodge has placed in the historical record and one of more than seventeen thousand cars the MotorJury library tracks. The record places its introduction in 1981. The photography on this page is hotlinked from Wikimedia Commons under an open licence, with the photographer credited on every frame.

The era it was born into

To read the Dodge M4S properly it helps to place it in its decade. The 1980s were the decade of turbocharging, electronic fuel injection and the first mass digital engine management — Group B rallying and hot hatches defined its performance culture. Any car launched into that world was shaped by it — by what materials, engineering and regulation allowed, and by what buyers of the day demanded. Its direct contemporaries in this catalogue, introduced within three years of it, include the DeLorean Motor Company DeLorean DMC-12, the Mitsubishi Mitsubishi Pajero, the Toyota Toyota Camry — the cars a buyer of the period would actually have cross-shopped.

The numbers, read closely

On paper, the Dodge M4S reads like this: the record lists its engine as 2.198 L Cosworth-headed 16-valve DOHC I4 w/ dual Garrett T25 turbochargers; quoted output is 440 bhp / 400 lbft; kerb weight is recorded at ~2550 lb; drive goes through Liberty-modified Chrysler five-speed transaxle; the layout is Mid-engine, rear-wheel drive. Worked together, those figures give roughly 173 horsepower per tonne — the single number that says more about how a car actually moves than any of its parts alone. Every figure above is a manufacturer specification carried by the Wikipedia infobox or the open Wikidata record for this model — nothing on this page is estimated, and where a source is silent the row simply does not appear.

Its place in the Dodge story

Within Dodge's own catalogue the Dodge M4S sits alongside the Dodge 1500, the 1955 Dodge, the 1958 Dodge, the Deora. Design is credited to Bob Ackerman. Assembly is recorded at United States: Troy, Michigan.

How this catalogue works

This library is generated, verified and rebuilt from the open record on every deploy. The catalogue skeleton comes from Wikidata, specifications from Wikipedia's infoboxes under CC BY-SA, photography from Wikimedia Commons under each file's own licence, and the ownership data from United States federal safety records. Nothing is written by hand and nothing is invented: every fact on this page traces to a public source, and every page is rebuilt nightly as those sources improve. Errors in the source record will appear here too — and disappear the night the source is corrected.

Why concepts and prototypes are in the library

Most car databases stop at series production. This one deliberately does not, because concept cars, racing specials and cancelled prototypes are where the industry thinks out loud — the ideas tested in public years before they reach a showroom. Holding them beside the production cars they inspired makes the lineage legible: nearly every landmark road car in this library has a concept ancestor somewhere in the catalogue, and the connections run through the era links on every page.

From catalogue to ownership

The catalogue records what the Dodge M4S was; the ownership database records what it is like to own. MotorJury computes a verdict for every model year the United States federal record covers — complaints, recalls, real economy — refreshed nightly, with no opinions involved. If this car reached the American market, its verdicts are in there.

Specifications

TransmissionLiberty-modified Chrysler five-speed transaxle
LayoutMid-engine, rear-wheel drive
Body style2-door coupe
Kerb weight~2550 lb
Wheelbase100.3 in
AssemblyUnited States: Troy, Michigan
DesignerBob Ackerman
Catalogue IDQ1234249

Specifications come from the Wikipedia infobox for this model (CC BY-SA) and the open Wikidata record, and are shown only where a source actually carries them — nothing here is estimated. Figures are manufacturer specifications, not measured results.

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What it costs to run

Ownership verdicts are computed from NHTSA complaint and recall records plus EPA economy data, re-priced for your country. Verdicts are published per model year as the data is ingested — browse them live, or open the true-cost calculator to price any year yourself.

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