stang6942

i have a 87 mustang coupe 5.0 5 sp i have changed the spark plugs plus wires,fuel filter, idel air sensor, throttle body sensor, fuel presure regulator and disconneted the thermatocor hoses and disconneted the egr but it seems like the car gets to much gas and you can smell it also but when you are driving it acks like it is not getting gas it wll spit and sputter and also back fires throught the gears and i have no ideal what it is can someone please help me i want to get my car running right thank you

1BIGMOFO

Has the fuel pump recently been changed? Is the fuel pump stock?

stang6942

I have no ideal if it is stock or what but the only other things i tink can cause this is either the fuel pump or the injectors what doyou think