Image of 1973 Ford Mustang, Note: These illustrations use artistic license and may differ from actual historical models.

Engine Specifications
Engine:	250 CID I6, 302 CID V8, 351 CID V8, 429 CID V8
Displacement:	250-429 cubic inches
Horsepower:	98-375 hp
Torque:	190-450 lb-ft
Compression Ratio:	8.0:1 - 11.3:1
Ignition System:	Electronic
Cooling System:	Water-cooled
Performance Specifications
0-60 Time:	6.4 - 10.5 seconds
1/4 Mile Time:	14.5 - 17.2 seconds
Top Speed:	105 - 124 mph
Transmission and Drive
Drive Type:	Rear-wheel drive
Transmission Type:	3-speed automatic, 4-speed manual
Fuel and Efficiency
Fuel System Type:	Carburetor
MPG:	10-15 mpg
Dimensions and Brakes
Brakes:	Front disc, rear drum
Wheelbase:	109.0 inches
Weight:	2,872 - 3,860 lbs

1973 Ford Mustang: The Last of the Original Breed

The 1973 Ford Mustang closed a major chapter in American motoring: it was the final model year of the original, long-hood Mustang generation. Built by Ford Motor Company, the 1973 Mustang carried the nameplate’s early pony-car spirit into a changing era of tighter safety rules, rising insurance costs, emissions controls, and fuel concerns. It remained a bold, V8-powered coupe or convertible, but it was also the last Mustang before Ford replaced the large platform with the smaller Mustang II for 1974.

Ford introduced the Mustang in 1964, and its combination of sporty styling, accessible pricing, and broad options helped create the pony-car market. By 1973, the Mustang had grown substantially from its compact origins. The model was still recognizable by its long hood, short rear deck, and galloping-horse identity, though its larger proportions reflected the tastes and regulations of the time.

One especially memorable distinction: 1973 was the last year buyers could order a Mustang convertible for a decade. The open-top Mustang did not return until the 1983 model year, making the ’73 a natural milestone for collectors and enthusiasts.

Long Hood, Bold Lines, and Three Body Styles

The 1973 Mustang had a muscular, planted look, with a long hood, sweeping front fenders, and a rear end that tapered into a short deck. Its front bumper was larger and more prominent than those on earlier Mustangs, reflecting the impact-protection requirements being phased into American cars. The result was less delicate than the original 1965 design, but unmistakably Mustang. Mach 1 models added a sportier stance and distinctive trim, while the Grande emphasized a more upscale appearance.

Buyers could choose among three main body styles: a two-door hardtop, the fastback-style SportsRoof, and a convertible. The SportsRoof was the most overtly performance-minded shape, with its sloping rear glass and fastback profile. The hardtop offered a traditional coupe silhouette, and the convertible paired the Mustang’s broad body with an appealing open-air character. Mach 1 was a popular performance package available on the SportsRoof, while the Grande served as a more comfort-oriented trim.

Inside, the Mustang offered a period-correct mix of vinyl, molded panels, carpeting, and available woodgrain-style accents. The Mach 1’s sportier cabin could include bucket seats and a center console, while comfort and convenience options varied by trim and equipment. Materials and fit were typical of mass-produced American cars of the early 1970s: durable and straightforward rather than finely finished by modern standards. Many cars also offered familiar upgrades such as air conditioning, power steering, power brakes, and an automatic transmission.

Color was part of the Mustang’s appeal. Depending on body style and trim, buyers could order shades such as Wimbledon White, Raven Black, Bright Yellow, and a range of metallic blues, greens, coppers, and browns. Bold yellows and other vivid hues suit the Mach 1 especially well, while white, black, and metallic finishes were popular choices for a more restrained look. Exact colors and combinations depended on the model and production options.

Engines, Options, and Period Technology

The 1973 engine lineup included a 250-cubic-inch inline-six, a 302-cubic-inch V8, and 351-cubic-inch Cleveland V8 choices. Availability and specifications varied by model and configuration. The six-cylinder offered a less expensive, more economical route into Mustang ownership, while the V8s supplied the sound and response many buyers expected from a sporty Ford. Higher-performance 351 versions were available, particularly in Mach 1 configurations.

A three-speed manual transmission was offered, while V8 buyers could select a four-speed manual or an automatic, depending on the engine and equipment. Power steering and power-assisted brakes were available to make the large Mustang easier to manage in everyday traffic. These were conventional features by modern standards, but they mattered in an era when many sporty cars still asked drivers to do more of the work themselves.

It is important to keep the period in mind when comparing power figures. By 1973, U.S. manufacturers were commonly quoting net horsepower, measured with more of the engine’s production equipment installed. Those ratings look lower than earlier gross-horsepower figures, even though the change in measurement is part of the explanation. Emissions equipment and changing regulations also affected engine output.

Why the 1973 Mustang Matters

The 1973 Mustang represents the end of the original Mustang’s evolution from compact pony car to larger, more comfort-oriented coupe. Across the first generation, Ford broadened the formula with different engines, trims, and body styles, giving buyers a wide range of personalities in one model line. The 1973 car is the final expression of that large-bodied era before the oil crisis and changing market expectations pushed Ford toward the smaller, four-cylinder-friendly Mustang II.

Its significance is not that it introduced a revolutionary new technology. Rather, it shows how a successful American performance car adapted to a rapidly changing industry. Federal safety requirements were reshaping exterior design, emissions rules were changing engines, and buyers were beginning to consider fuel costs more seriously. The Mustang name endured by changing with the times, but the 1973 model remains a snapshot of the end of the original formula.

That long-running flexibility helped influence the wider pony-car segment. The Mustang demonstrated that a sporty image could be sold through a range of prices and equipment levels, from basic transportation to V8-powered performance. The same broad-market strategy continues to shape the model’s identity today.

1973 Mustang Performance and Road Manners

Performance depends heavily on engine, transmission, axle ratio, vehicle condition, and whether a car has been modified. As a broad period-correct estimate, a healthy 351-powered Mach 1 with a performance-oriented setup could reach 0 to 60 mph in roughly 7.5 to 9 seconds, with a top speed in the neighborhood of 115 to 125 mph. Six-cylinder and smaller V8 versions were considerably slower. These are approximate figures, not a promise for every surviving car, and old test results often differ because of equipment and testing methods.

The Mustang’s steering and ride reflect its size and age. On a smooth road, the car feels substantial, with the long hood visible ahead and a relaxed, traditional American-car character. Over bumps, the suspension is softer and less controlled than a modern sports coupe, and worn bushings, shocks, or springs can make an old car feel unsettled. On a winding road, the Mustang can be enjoyable, but its weight and period suspension reward smooth inputs rather than abrupt cornering.

A V8 Mustang is best experienced with the windows down and the engine working through the gears. The exhaust note is a deep, unfiltered rumble, and the driver feels the mechanical character through the steering wheel, pedals, and seat. It is not a modern precision machine. Its appeal is the sense of occasion: a broad hood, a responsive throttle, and a distinctly vintage connection between driver and car.

Living With a Classic Mustang

Today, a 1973 Mustang might serve as a weekend cruiser, a local show car, a restoration project, or a vintage drag-strip participant. A well-maintained example can also handle occasional errands, but most owners treat one as a classic rather than a dependable all-weather daily driver. Safety equipment, fuel economy, and road manners are all products of another era.

Mechanical repairs are generally approachable for an owner with basic skills. The Mustang uses conventional components, and replacement parts, service information, and enthusiast knowledge are widely available. The challenge is often less about finding someone who understands the car and more about determining whether past repairs were done properly. Rust, old wiring, worn suspension parts, cooling problems, and previous collision repairs deserve careful inspection.

Before buying, check the floors, torque boxes, frame rails, trunk area, and lower body panels for corrosion or patchwork repairs. Verify that the engine and transmission match the seller’s description, and inspect the car’s identification numbers and documentation. A running Mustang can still need substantial investment if its structure, brakes, or drivetrain have been neglected.

Mustang Trivia and Common Criticisms

The 1973 Mustang is often remembered as the last Mustang convertible until the body style returned in 1983. It was also the final model year before the dramatic change to the Mustang II. Ford produced approximately 134,867 Mustangs for 1973 across the available body styles and trims. That is a substantial number, but surviving cars vary widely in condition, originality, and desirability.

The model’s main criticism is that it is larger and heavier than the earliest Mustangs, while its performance was constrained by the era’s changing regulations and engine ratings. Some enthusiasts also prefer the cleaner, smaller proportions of the 1964½ to 1968 cars. On the other hand, the 1973’s size gives it a more substantial road presence, and the final-year convertible has a special place in Mustang history.

There is no single record-setting fact that defines every 1973 Mustang. Its standout distinction is historical: it marks the end of the original large-bodied generation and the end of the first long run of Mustang convertibles. For collectors, that final-year status is a meaningful part of the car’s appeal.

1973 Mustang Values and Collector Outlook

Values depend on body style, engine, trim, originality, condition, and the quality of any restoration. As a broad 2026 U.S. market estimate, a project or rough driver may sell for about $5,000 to $12,000. A usable, presentable hardtop or SportsRoof often falls around $12,000 to $25,000, while a clean, well-restored example can bring approximately $25,000 to $45,000. Desirable Mach 1s, especially those with documented, high-performance 351 equipment, can reach roughly $30,000 to $60,000 or more. Excellent, unusually original or concours-quality cars may exceed that range. Convertibles can command a premium when their condition and provenance justify it.

These figures are estimates, not guaranteed sale prices. A rusty car with an incomplete history can be worth far less than a tidy example, and a high-quality restoration does not always return every dollar spent. Values have generally been supported by the Mustang’s broad name recognition and the 1973 model’s final-year status, though classic-car prices move with the economy, condition, and collector demand. Well-documented, original cars tend to be safer collector choices than heavily modified examples of uncertain history.

With roughly 134,867 produced, the 1973 Mustang is not rare in the absolute sense. Individual configurations can be much harder to find than the total production figure suggests, particularly when buyers seek a specific body style, engine, color, and factory equipment combination. Good examples appear on the market regularly, but finding the right one often takes patience.

The Last Mustang of Its Era

The 1973 Ford Mustang combines familiar pony-car styling with the scale and character of early-1970s American motoring. It offered multiple body styles, a range of engines, and the unmistakable presence of a long-hood Ford, while marking the end of the original generation and the convertible’s first long run. For enthusiasts, it is both a usable classic and a turning point in Mustang history: the final bow of one era before the nameplate reinvented itself for another.