My 1983 flht highway road king harley davidson motorcycle keeps backfiring thru muffler fixed vales, carburator, plugs
26 Jun, 2015
65%Solved this issue
87minTime to fix
72%Recommend to DIY
Need a faster answer?
Hi Anonymous, double check the integraty of your intake and exhaust gaskets/seals then try using an exhaust reversion cone. Good luck and have nice day.
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