hisun 550 performance in Hisun UTV SxS Forum Posted May 27, 2023 random backfires at times while driving down the road only has 11 hours on it and i only run 93 in it what is going on?
hisun 550 performance
in Hisun UTV SxS Forum
Posted
random backfires at times while driving down the road only has 11 hours on it and i only run 93 in it what is going on?