ok so it's definitely an overheating problem not oil. Checked the oil pump and it's all good.
I replaced the thermostats, the "starboard" side's thermostat was not bad but i still replaced it. The 'port" side had a lot of corrosion and about a 1/2 golfball size chunk of salt sitting behind it...
boat a new boat, well new to me... And well i got problems right off the bat.
It's a 1994 150hp 2-cycle.
So the issue is that when the boat warms up, about 15-20 minutes into running it, an alarm goes off under the dash and when that happens the engine will not get above 2200-2400 rpms and...