1968 Ford Mustang GT 390 with 390 V8 engine, 325 HP, 427 LB-FT. 1969 Ford Mustang Mach 1 428 Cobra Jet with 428 Cobra Jet V8 engine, 335 HP, 440 LB-FT. 1970 Ford Mustang Boss 302 with 302 V8 engine, 290 HP, 290 LB-FT.