planning to upgrade my engine, but ue to strict rules, i have limited choise. so, is it possible that the 4g93/2 engine cover (the red colour cover)be able to able to swap with 4g13 engine cover? basicly the whole tranplant but i want to keep the 4g13 cover on the 4g93/2 engine. so, the new engine looks like 4g13? hope you understand and can provide more information. thanks