A New Chapter for the Pony Car

When the Ford Mustang debuted on April 17, 1964, it became an overnight sensation, with over 400,000 units sold in its inaugural year. However, the golden era did not last indefinitely. By 1972, the Mustang’s market share had dwindled from 10.7% to a mere 3.2%. This decline forced Ford to innovate, eventually leading to the creation of the Mustang II and, subsequently, the iconic Fox Body architecture.


While the second-generation Mustang managed to maintain sales, it faced significant backlash from enthusiasts for its lackluster performance and reliance on the Pinto platform. To pivot, Ford introduced the third-generation Mustang in 1979, built upon the versatile "Fox" platform. To demonstrate its confidence in this new design, Ford selected the Indianapolis 500 as the stage for its grand reveal.


The Indy 500 Showcase

During the 1979 Indianapolis 500, three specialized Mustang pace cars were deployed to lead the pack. These vehicles featured distinct liveries and official race graphics, serving as a high-visibility marketing campaign to introduce the public to the redesigned model. The choice of the Indy 500 was strategic; it allowed Ford to emphasize the evolution of the platform in front of a massive global audience.


The transition to the Fox Body brought several engineering improvements:

  • Design: The body shed its bulky proportions for a leaner, aerodynamic profile with a lower belt line.
  • Suspension: The car adopted a MacPherson strut front suspension, improving handling dynamics.
  • Weight Reduction: Despite an increase in interior space and physical length, the vehicle was 200 pounds lighter than its predecessor.

The strategy proved highly effective. Following the publicity generated by the event, Ford sold 369,936 units in the first year alone, cementing the longevity of the Fox Body generation for more than a decade.


Performance Upgrades and Legacy

The 1979 production models included a 302-cubic-inch V8 option, though it was eventually phased out in subsequent years. Consumer versions of the pace car replicas were modest in output, producing 140 horsepower. However, the actual vehicles used on the track were modified by Jack Roush.


«Roush built all three 302 V8s from scratch with forged internals, a flat-tappet camshaft from a Boss 302, a dual-plane intake manifold, different cylinder heads, and an angry 600 CFM carburetor.»

These track-ready engines produced 270 horsepower, providing a significant performance boost over the standard models. Today, these replica pace cars remain sought-after collector items. With fewer than 10,500 produced, they represent a pivotal moment in American automotive history, symbolizing Ford’s successful attempt to reinvent its most famous nameplate during a period of transition.