Ford Mustang Mach 1 debuted in 1969 as a performance-oriented model that served as a bridge between a GT and the Shelby GT350.
The Mach 1 was not as extreme as the GT350 or GT500 due to its V-8 engine, which was also available in Shelby and Boss versions. While Shelby variants were designed for track use, the Mach 1 retained all comfort amenities and all seats. It was more of a highway racer than a pony car capable of quick laps on the racing course or quick runs on the drag strip.
Ford produced several distinctive body modifications for the Mach 1, beginning with a front hood that had race-spec pins, a matte black line, and a large center scoop. A chin spoiler, rear deck spoiler, and quarter window louvers were available as options. Additionally, the interior was enhanced with a few additions, but the overall layout remained unchanged. Additionally, a chrome pop-open gas cap, Magnum 500 wheels wrapped in Goodyear tires, chrome exhaust tips, and a sportier suspension arrangement were included as standard.
Although the Mach 1 came standard with a 5.8-liter Windsor V-8 producing 250 horsepower and 355 pound-feet of torque, Ford offered four alternative engines in 1969.
The 5.8-liter four-cylinder engine produced 290 horsepower and 385 pound-feet of torque, while the 6.4-liter V-8 engine produced 320 horsepower and 427 pound-feet of twist. The Cobra Jet’s 7.0-liter V-8 engine was also offered in Ram Air and normal configurations, both of which produced 335 horsepower and 440 pound-feet of torque.
Outside alterations were made to the Mach 1 in 1970. The lights within the grille became the primary illumination, while the lights on either side of the grille became horizontal vents. The rear taillights were replaced with recessed units mounted on a black honeycomb panel, and the side scoops behind the doors were deleted. Additionally, Ford updated the bucket seats, wheels, and emblem and stripe package. The 6.4-liter V-8 engine was deleted from the lineup, but the four-barreled 5.8-liter V-8 engine saw its horsepower increase from 290 to 300. Throughout these two years, the Mach 1 was available with three- or four-speed manual transmissions, as well as a three-speed automatic transmission.
Mach 1 specs from 1969 to 1970
Engine Horsepower Torque: 5.8-liter Windsor V-8 250 horsepower 355 pound-feet
290 HP 385 LB-FT 5.8-liter Windsor V-8 four-barrel
6.4-liter V-8 320 horsepower
Cobra Jet 7.0-liter V-8 335 HP 440 LB-FT
1970 V-8 with four barrels, 5.8 liters, 300 hp
MACH 1 MUSTANG 1971-1973
Although it is still considered part of the first generation, the Mustang from this era looked quite different. The most significant alteration was a more aggressive body style with a wedge-shaped grille, a larger hood, and a shorter rear deck. The grille now spans the whole width of the front fascia, and the headlamps have reverted to their former side-facing orientation. Ford has ditched the traditional bumper in favor of a more integrated feature with the fascia. Ford made identical modifications to the rear, including a new set of taillights. Additionally, the Sports Roof body shape evolved into a full-fledged fastback configuration with virtually no decklid behind the slanted rear window.
The revised Mach 1 retains the majority of its distinguishing characteristics, such as the matte black graphics on the hood and quick-release pins. The engine hood was now equipped with two scoops. Unlike the standard Mustang, the bumpers were painted to match the body color rather than chromed. Additionally, black lines ran alongside the waistline, and “Mach 1” badges were added to the lower front fenders.
The engine lineup has been enlarged to include a new base engine, a 4.9-liter V-8 rated at 210 horsepower and 296 pound-feet of torque.
Both the two- and four-barrel 5.8-liter Windsor’s had their horsepower ratings reduced marginally to 240 and 285 hp, respectively. However, the 7.0-liter Cobra and Super Cobra Jet received significantly more horsepower to 370 and 375 horses, respectively (both with 450 pound-feet of torque).
For 1972, the Mach 1 remained identical inside and out, with the exception of the pop-open gas cap being replaced by a more conventional twist-on cover, but Ford discontinued the 7.0-liter engines. Additionally, power ratings decreased across the board as a result of the transition to the new SAE net horsepower calculation method and modifications made to meet with new emission rules.
The standard 4.9-liter V-8 engine now produced 140 horsepower and 239 pound-feet of torque, while the two-barrel 5.8-liter V-8 produced 177 horsepower and 284 pound-feet of torque. The four-cylinder, 5.8-liter V-8 engine produced 266 horsepower and 301 pound-feet of torque. The same engine was also available in a HO form with 275 horsepower and 286 pound-feet of torque.
For 1973, the engine lineup remained unaltered, however, the HO unit was phased out. Ford did, however, make some noteworthy cosmetic changes, such as deleting the chrome trim and lower body accent stripes. Additionally, the graphics on the sides and deck lid have been changed. The bumpers have been altered to conform to the new NHTSA criteria, the sport lamps have been eliminated, and the turn signals have been relocated. 1973 marked the final year of production for the first-generation Mustang.