I have a 86 f150 5.0 auto. trans. am putting a 96 f150 5.0 engine in with alum. intake an 4 bbl carb. will be using the 86 auto trans. the 96 had auto. trans. the starters look different the nose cones on the starters look different. is it because of the trans bell housing or the flex plate.which starter will I use???