George,
Do you have a photo or drawing available of your muffler design..........I seem to
remember seeing some design info in the past but do not know where to find it......
Thanks,
-- Kelly Troyer "Dyke Delta"_13B ROTARY Engine "RWS"_RD1C/EC2/EM2 "Mistral"_Backplate/Oil Manifold
-------------- Original message from "George Lendich" <lendich@aanet.com.au>: --------------
> Ed, > Cones are the GO. > > Any bare edge will take a battering from the heat and shock waves. Cones > formed back to back eliminate any edges. > > There must be supporting structure for the cones, I've used 1/4" solid > round bar welded into the exhaust skin. > George (down under)
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