So what is Part 103? In the USA in 1982 the FAA initially define Federal Aircraft Regulation, Part 103 (see link for details). I will summarize basic requirements for trikes that meet Part 103.
intended for a single occupant and to be...
hi all havent been on for awhile.i am doing a 503 transplant on my trike .have gotten an eye opener on parts supplies thru the process.bought a 503 zero time rebuild on e bay it was a deal so i took a chance i had planned on getting rebuild...