Ford Mustang 1971–1973 car dimensions: 4813 mm long, 1882 mm wide and 1273 mm high. Unladen weight is 1,415 kg. Boot space with the seats up is 235 litres.
The cabin has high-back vinyl bucket seats as standard with color-keyed nylon carpeting, a mini console with ashtray, armrests, courtesy lights, cigar lighter, glove box, and DirectAire ventilation plus heater and defroster. A full-length console is optional. Select-Aire air conditioning is optional. Speed control is optional on V-8 models with automatic transmission. Power windows and an electric rear window defroster are optional. The dash uses a three-pod layout with deeply tunneled instruments and a center stack. Deluxe instrument panels with woodtone appliques, electric clocks, and extra gauges appear on Grande and performance models or as options.
The SportsRoof fastback offers 8.3 cubic feet of trunk space. The spare tire sits in the trunk. Rear seats do not fold to expand cargo.
Competition suspension with heavy-duty springs and shocks plus a rear anti-roll bar is standard on Mach 1 and Boss 351 models and optional on others with larger engines. Staggered rear shocks come with 351 4-barrel and bigger engines. A special cooling package is included on the Boss 351. Power front disc brakes are required on high-performance models and optional elsewhere.
The cabin has standard high-back bucket seats in all-vinyl trim, a mini-console with ashtray, armrests, color-keyed nylon carpeting, courtesy lights, cigar lighter, glove box, heater and defroster. DirectAire ventilation supplies fresh air with windows closed. Optional full console, SelectAire air conditioning, power windows, and deluxe or sports interiors with knitted vinyl or cloth upgrades on some grades.
Fuel capacity approx. 19.5 gal regular gasoline
Oil changes every 4000 miles or 4 months
Major chassis lubrication every 36000 miles or 3 years
Standard steel guard rails in doors
Standard energy-absorbing steering column and dual hydraulic brakes
Standard front/rear lap belts with shoulder belts and reminder system
All engines are designed to run on regular gasoline of at least 91 octane Research Method when set to factory specs. Higher-compression performance engines may need premium grades to avoid knock.
Service calls for oil and filter changes at 4000-mile or 4-month intervals after the initial service. Major chassis lubes are spaced at 36000 miles or 3 years. Self-adjusting brakes and long-life coolant reduce frequent stops.
Standard Lifeguard safety kit includes steel side-door guard rails, energy-absorbing steering column and wheel, dual hydraulic brakes with warning light, padded instrument panel and sun visors, high-back seats as head restraints, lap belts for all positions with front shoulder belts and reminder buzzer, double-yoke door latches, and laminated safety glass.
Keep the car with regular oil changes using recommended viscosity, chassis lubrication at the long intervals, and attention to the dual brake system and belts. Parts like Motorcraft filters and Autolite plugs support continued operation.
Length 4813 mm, Width 1882 mm, Height 1273 mm, Wheelbase 2769 mm (Mustang 1971–1973)
Sources: manufacturer data, Wikipedia Ford Mustang first generation page, 1973 Ford Mustang brochure, Over-Drive Magazine 1971 fact sheet.