This 2008 H.D. FLSTN of mine ran soooooo "HOT" when I bought it that I filed a D.O.T. complaint. We all know how much good that did. I then proceeded to add:

         1)   Two (not one but 2) Jagg oil coolers    [did not cool enough]

          2)   A cam with long duration and high lift for the exhaust valve.

           3) free breathing air intake and free flowing exhaust pipes

            4) a special tuner ,S/E race tuner, because of the modifications.

     The bike now runs quite cool---after I spent another  $3000.00---that is, after my initial...