hello folks i am a newby here and have just purchased a 1980s marine craft 4.5 mtr runabout which has a 1979 70hp evinrude on it .it has a 13.4 15p on the boat but the top speed id quiet slow it doesnt have a taco or speedo so its hard to tell i tried a 17p and that seems better would a 19 be better and still get the correct shot out of the hole any help is appreciated
regards warnie100:
regards warnie100: