commonly called the 351 Cobra Jet, which took over the reigns as the hottest engine in the Mustang stable for '73. Take a peek inside Campbell's white '73 Mach 1 and you'll see not just a four ...

It would be radically transformed into the Boss 429 the following year, and into the wedge-head 429 Cobra Jet for ... like Mach 1 and Cougar XR7. Road tests of the day showed 351C four-barrel ...

In the wake of the 428 Cobra Jet and its 'Super' brother ... A ’69 Boss 429, a ’71 Boss 351, and a ’71 Mach 1 - tucked away from humanity for a solid two decades or more somewhere in ...

The Boss 351 is at the top of the list for the fastest Mustang e.t. through the quarter-mile, according to Mustang Monthly's research from vintage magazine tests. "So, your 429 Cobra Jet Mach 1 is ...

Ford slightly refined the Mach 1 for the 1970 model year, with the engine lineup migrating from Windsor engines to Cleveland. The standard 351 with ... to offer the 428 Cobra Jet with 335 horsepower.

Other noteworthy cars currently in his collection include a 1969 Boss 429, a 1971 429 Super Cobra Jet, a 1971 Mach 1, and a 1971 Boss 351, along with a few others. He's currently the owner of ...

Buyers had the option of a base 302, a pair of 351s—two or four-barrel—and two different 429 Cobra Jet engines. This 1971 Ford Mustang Mach 1 came from the factory with a 351-cu.in.

The third was the Drag Pack option that turned the already high-powered engine into a Super Cobra Jet version. This final option created a mighty engine that pushed the horsepower up to 335 ...