Cobalt Boats Forum

Thanks! I don't notice any change in RPMs are you thinking cavitation? Have not been able to drive an identical boat to compare.

I bought a 2018 R30 last fall late in the season. Noticed a vibration between 25-29 mph but went away above 30. Dealer had it forever and finally decided to put one new drive on the starboard side and new engine coupler. Seem to be better before putting in storage but just got it out for the first ...