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The genset has it's own exhaust. I asked some other SeaRay owners and the conclusion is that there are more bends in the exhaust hose on the port side so it's a larger diameter to provide the same back pressure.

The genset has it's own exhaust. I asked some other SeaRay owners and the conclusion is that there are more bends in the exhaust hose on the port side so it's a larger diameter to provide the same back pressure.

I own a 2005 420 Sedan Bridge. We bought it last August. Today I just noticed that the port and starboard exhaust tubes are different sizes. The port is 8 inch diameter and the starboard is 6 inch diameter. They are slightly different in length 76" vs 64". Anyone know why this is?

Thanks Ken, that makes perfect sense. Jim

New 420 Sedan Bridge owner here (2005). Would someone mind explaining the difference between a V drive and a straight drive? I've got twin 450 Cummins Diesels with straight shaft drives. I've been a 15 year sailor and this is my first powerboat. I have a buddy with a 410 Express and he's been...