i just bought a 1990L 98 coupe sometimes it will set & idle fine thenout of no whare idle gets rough in neutral you can cive it gas & revs fine but put it in gear & give it a little gas & it will surge & stumble a bit but ib you gas it a bit harder it will take off & it is fine. any ideas
thanks in advance
eddie

 

well new plugs wires roter cap &coil. she runs great i still need to put fuel filter on but running much better .