1986 mustang gt set for a long time floods on idle and misses and jerks bad at about 1and 1/2 on rpm on tach now installed new sparkplugs stil does it and uses excesive amount of gas

1986 mustang gt set for a long time floods on idle and misses and jerks bad at about 1and 1/2 on rpm on tach now installed new sparkplugs stil does it and uses excesive amount of gas 1 Answer

I have a 2001 3.8 L mustang, it sat for about a year tried to start fuel pump out, ran great previously. Replaced fuel pump motor only, cleaned tank changed fuel filter and it ran great for about 60 miles. All of a sudden running rough misfires, knocks rough idle. Replaced all plugs, coil pack, EGR and 2 injectors (3-4)which showed misfire on diagnostic. First start idles great feels smooth after 15 minutes same conditions occur, sooner when driving. What should I test the fuel pressure again? 2 Answers

Car sat for a year had to replace fuel pump and filter ran great as it did previously. After 60 miles started to idle very rough, misfire, knocks bogs down when giving gas had to feather gas pedal t...

HELP!!!! 1. Is it better to take my original engine out of my car; resurface and rebuild or start over and buy a 302 engine...... 2. Can I use my 289 parts on the new 302? 1 Answer

I have a 1968 ford Mustang 289 engine bore out to a 302 with transmission that is trashed. My dad passed it on to me after 20 yrs of him flooring the hell out of it. I Want A Car With power but n...

2001 Mustang GT slipping and clunking on acceleration 1 Answer

I have a 2001 Mustang GT Convertible. It seems to slip and catch when accelerating or when easing off gas and reapplying gas. I also noticed the rear passenger wheel seems to slide in and out a litt...

on a 99 mustang oil is full but car knocks and stalls when running for long period 3 Answers

I have a 1999 V6 mustang checked oil plenty but when I run it for over 10 miles it the engine knocks and stalls out. have to wait awhile before it will start again.