Reply To: Jetting a GT125R – 2017 ..?
The outlet… cut the tube loose, divorced inner/outer tubes, welded the larger back. Gives enough sound so you don’t hear the gear/chain, but the engine.
I can live with the modified muffler, but it still is much too heavy. (Living by Colin Chapman (Lotus) famous words: “Simplify, then add lightness”
Old and grumpy,(?), have fairly wide engine & tuning experience, "restoring/resto-mod" on cars & mc, worked as electronic tech. (retired).
GT125R - sold. New (used): 2012-GT250R-efi (sold)+ 2017-GV-125C (sold) - got my old 2018-GT-125R back... 🙂