This 1969 Mustang Mach 1 packs a 1,000-horsepower kick

If you bought a Ford Mustang Mach 1 back in 1969, you spent around $3,125 for a souped-up pony car powered by a 351cid carbureted V8 engine that pumped out 250 horsepower. Or for another $26, you could opt for a four-barrel intake rated at 290. Or, for $357, you could equip your Mach 1 with a 428cid Cobra Jet V8 with Ram Air setup good for 335...