What is the cruising speed for a 2004 37PC 496 /Bravo 3s

[gjdieterle]

I recently purchased a 2004 37PC with 496 /Bravo IIIs. What is the mph I should expect at 3200 RPM on flat water?

 

[gixr04]

If you have 2:1 gears, right around 32 mph depending on fuel/water load. Merc 3x4’s I assume? 26p?