i kno to many people ask about these motors all the time but i really need help i just got done pulling my old motor out of my dx and i have some questions...do i need to change the alternator belt and for the distributor,do i put my old one on it or do i need another plug and wire it.my last question is do i keep my old engine harness or do i have to get one from a si any help will be nice im trying to finish it this weekend