The boat: 1969 Bell Buoy 17 foot fibreglas
The drive: OMC Stringer(?) electric shift, with Mercruiser 120 HP Chevy 4 cyl, 2.5L(153 CID?), old enough that it has breaker point ignition, has MO712EAC stamped by the distributor.
The problem: The best I can get out of it at WOT is 2500 to 2600...