1970 Ford Mustang Boss 429

The Ford Mustang boss 302 and 429 continued in 1970. The 428 Cobra Jet continued as the engine choice of the top Mustang Mach 1 .The 429 Cobra Jet was rated at  370 bhp, while the Super Cobra Jet was rated at 375 hp. This will be the last year for the Shelby Cobra, which had in fact left over 1969 models with some minor changes to trim.