As others said; Beartooth, Chief Joseph & Yellowstone even the Tetons are all a great ride! As for jetting, I rode the FLHT loaded for the week with the wife and never even had a simple misfire on a carb'd 121" EVO.
Enjoy the trip
2015 RGS, Superior Blue - Edge Cut hardware, Danny Gray, Factory 47, KlockWerks, decatted head pipe, TTS, Chopped TP, 4ch Audio in progress.
2018 Silverado 3500 CC, L5P dually, Cognito 4" 35's on 20" Fuel, 40gl transferflo
1997 FLHT "FOR SALE"- Perewitz, Ness, Progressive, Danny Gray, KlockWerks, TP Eng. 121"