at idle with truck in nuetral it runs smoothly. has new plugs, cap, rotor button.
my 1994 ranger runs rough under acceleration. on 1994 Ford Ranger
2 answers 1 comment
you never said if you replaced the plug wires if not I would get someone to load up the engine and spray the wires with water to see if you have a wire arcing
Plug wires solved the issue...thanks
poss combrssion issue start with compression test and post the results