The final iteration of the first-gen Mustang also got larger and heavier. The 1971 version grew two ... were still available: the Boss 351 and the Mach 1. The former was somewhat similar to ...

The 1971 Mustang Boss 351 was one of Ford's last true muscle ... from the twin functional NACA hood ducts to the Mach 1 honeycomb grille and unique bodyside stripes, and the hoods and graphics ...

You could describe this pair of SportsRoofs as the top in the '71 Mustang class. One is a Boss 351 and the other a 429 Cobra Jet Mach 1, both in factory ... Trend test from 1971, the bigger ...

This 1971 Ford Mustang Mach 1 failed to sell at auction recently with ... been replaced by something a little more versatile. The 351 Boss decals, while somewhat inappropriate, do make a little ...

After some thinking and number crunching, the order was changed to an M-code 351 ... 1971 Mustang fastback was acquired. The needed metal was surgically removed and carefully installed in Mike's ...

This 1971 Ford Mustang Mach 1 came from the factory with a 351-cu.in. “Cleveland” V8 that was rated at 285 horsepower when new. Still sporting a respectable 10.7:1 compression ratio ...

Turns heads everywhere I go! Mustang has 4:11 gears with a Yukon Grizzly locking differential, Launches at 3500 rpm and hooks up with CalTrac Traction Bars and mono-leaf rear springs aka Calvert ...

In the classic-Mustang era that ran from April 1964 ... 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 Custom RV Services ...

Ford collector and dealership owner, Colin Lazarus, owns a 1971 Mustang Mach 1, powered by a 7.0-litre V8 engine ... My father's one was fitted with the smaller 351 cubic inch (5.7-litre) engine, but ...