Anyone using gear oil or engine oil for MerCruiser Bravo III outdrive and MerCruiser engine, other than MerCruiser brand, if yes what brand/type, experience ?
I would not say that there is a huge change when handling at idle speed, you will feel that the handling is a little better at idle.
With a single engine the boat will follow a more straight line when travelling where high speed isn't allowed harbour etc.
When taking the boat from idel to a...
I changed from 24" ss bravo III to Signature 4x4 24"
RPM. same as before.
Topspeed down 2,3 mile.
Fuel economy same as before.
Hole shot and planning time better but not cut in half.
Handling and control better, no trim needed doing sharp turns.
Boat 270 SD 1995, engine 502MAGMPI, outdrive Bravo...