DRAGONFLY Trimarans User Forum

What propeller do you have, mine was fitted with a standard 4 blade aluminium 9 1/4 * 8. A fast calculation, 5500 rpm, 10% slip gives 14.4 knots. The result has been that my engine never gets more that 3000 rps and a lot of cavitation on the propeller. I had a hard time to get out of Helsinki in 12-...

I found on the Truma homepage www.truma.com that they specified the max length of the Exhaust pipe to be 2 m vertical - deck fitting and 1,5 m horizontal - side fitting. I would prefer not to put the heater too far aft - I do not like the weight there. The best would be to place in in the toilet, bo...

I am going to install a Trumatic heater in my 920X this winter. Assume that somewhere on the port side is good (to include heating in the bathroom).
Any ideas on where to place it??