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Looking for some suggetions.
We have a 2015 22ft Party Barge DLX with a Mercury 115 CT. We used to cruise at around 25 mph at 5000 rpms. Now we can get up to 17 mph at around 4200 rpms but if we try to increase, the rpms jump up but the mph goes down.
Here's what all we've done: changed the...
Issue we are having is boat is going slower at faster rpms. Normally top speed is at 27 mph on a 22ft. Party barge with a 115 mercury outboard. Wondering if water in one of the toons could be the issue. Left hand side seems to be lower than the right side.