Originally Posted by
dogshome
Can someone tell me what the O/D of the exhaust header is please?
These have a 14mm I/D and the overall size is about the same as an ASP 180 FS muffler.
bought the very same item from SDSHobby and it slips on well on my GF38i, did'nt tested it on flight yet.Hope not much power loss since it is already pretty marginal on my heavy seaplane.