hi...
it has happened to me b4 too...
there is nothing wrong with it but usually this happens when u rev it in neutral...
never encountered it when rev till redline in gears....
hi all ,
recently i had my colt mirage a156 (1979) transplant to 4g91 carb , but it did save me any fuel , so i am thinking bout convert 4g91 carb to 4g91 injection ,
so i went on to study & research about the ECU...