My build and failure YouTube

tatman created the topic: My build and failure YouTube

I wanted My boat built like a real inboard with real wet exhaust. Some worked....Some didn't Watch

As I watch the video I like the lack of rooster tail that I get with the inboard. What if I installed twin rudder and kept the prop location. Do you think, with the rudder being away from the prop, I would loose that tendency to burry the bow?
Help

#22711

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315neil1007 replied the topic: My build and failure YouTube

I'm building a 45nitro Vee hull . The strut is offset to the right 2mm from CL .Trim tabs need to be in close to that strut like 1" from CL At high speeds the trim tabs will work as the hull is only getting the very bottom Vee wet. Your tabs are too far out to work right. Keep up the good work. Thanks for sharing.
Old holes can be drill out and add a wooden spruce dowel ,epoxy In cut off the excess. After the epoxy has dried.
Then re seal the dowels or paint
#22714

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tootalltechie replied the topic: My build and failure YouTube

a few questions
1. did you keep the centre of gravity when you converted from nitro to gas?
2. is there enough force from the exhaust to force the bow down?
3. did you adjust the prop angle to raise the bow ie: drier set up?
BTW I like the idea of underwater exhaust in a sport boat.
Gordon
#22727

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315neil1007 replied the topic: My build and failure YouTube

CoG is always 1/3 of the total length from the rear, In a mono hull. Bow lifting and bringing the nose down. Is done with the strut and trimtabs.
#22729

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