anyone know what the timeing should be set at on a 86 mustang with an e303 cam using premium gas?
1 19gt86 Member Jul 28, 2009 #1 Jul 28, 2009 #1 anyone know what the timeing should be set at on a 86 mustang with an e303 cam using premium gas?
1990_LX Clubhouse Moderator Jul 28, 2009 #2 Jul 28, 2009 #2 I hear of 14* being tossed around a lot but I believe that isd with the stock cam....