Hey guys......have friend of mine that has a blown Merc...wanting to switch to Yamaha...how costly are the controls..as for as switching over....Blown 125 Merc...boat is rated for 200 hp..on a center console..any input ? http://www.bassboatcentral.com/boardstuff2/beers.gif http://www.bassboatcentral.com/smileys/thumbsup2.gif