ok i took the engine out of the tungy, changed boxs as seconds was gone in old box, new box was definately a 5 box.. i used old starter that was on tungy an the same flywheel so just the box was diff.. now when fitted to the raider it wont mecsh properly, engine will start but make masses of crunchin, whining when turnin over but when started its fine so def a mecshin prob.. i have tried the dowl in both the starter holes an does the same in both?? help needed any ideas welcome