i have a 1982 280zx turbo it is sputtering really bad and dies after about 2 minutes of driving at 45 mph ummm there is a really bad smell coming out the exhaust and some smoke. the motor is new i bought the car with it and it has about 115 miles on it. i have replace plugs cap wires fuel filter tps o2 sensor and a couple of other things i cant think of right off hand. i really dont no anthing about these cars but i have trying to research as much as possible but there is alot so if someone could help me i would really be thankful.