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 Light Pewter Metallic paint. Kelly Schultz ...

A ’69 Boss 429, a ’71 Boss 351, and a ’71 Mach 1 - tucked ... but otherwise, the Mustang looks solid and clean). The Royal Maroon Boss 429 is the crown jewel by a considerable margin ...

The well-documented characteristics of the mighty 429-cubic-inch powerplant lurking under the hood of the Mustang Boss 429 do not need another deep dive. A quick synopsis should suffice before ...

On the Mustang's brochure for 1971, the Boss 302 and 429, as well as their high-powered ... who'd jumped ship from rivals GM a few years earlier, the '71 Mustang - particularly the SportsRoof ...

The Boss 429 Mustang sold for about $4,000 when new and ... intake valves with 1.71 in. exhaust valves, forged rods and pistons, forged cross-drilled steel crank, four-bolt main caps, and 1.5 ...

Width 71.7 in. 71.7 in. Front Track 58.5 in ... front-end downforce and keep the tail of the car on a leash. The Mustang Boss ...

provided those cars—Boss 429, 428 Cobra Jet, and Boss 351—were geared the same. Then he tosses another muscle Mustang into the fray, a '71 429 Super Cobra Jet with a set of optional 4.11 or 4. ...

We may receive a commission on purchases made from links. "Nice ride," says Iosef. "Mustang. Boss 429. She a '70?" To which Wick replies simply, "'69." But if you know your Mustangs you started ...

The Boss 429 Mustang is all V-8 and no apologies. Only 850 fastbacks were made for the 1969 model year. This example looks to be in fantastic shape and boasts a great color combination.

97 miles means it has barely been enjoyed as intended. MSRP on the 1969 Ford Mustang Boss 429 when new was $4,087 (equivalent to around $28K in 2014 dollars). It was the most expensive non ...

Looking for a halo car to top off your vintage Mustang collection? This 1969 Boss 429 might be just the thing. It's been sitting in a garage untouched since 1981, and has just over 13,000 miles on ...