I HAVE A 1967 16' STARCRAFT WITH A 65 HP MERCURY ON IT. THE 65 CAME OFF 18' OLD BOAT.<br />IT HAS A QUICKSILVER 17 PTTCH ON IT.<br />WHAT PITCH DO YOU THINK IT WOULD TAKE.<br />HAVE NOT BEEN ON THE THE WATER TO SEE WHAT RPM IT'S TURNING AT WOT. I JUST THOUGHT IT SHOULD GO TO 21 OR 23 PITCH AND...