Re: Random "cracking" sound in '02 RK w/ Vance & Hines exhaust.
Use some petroleum jelly on the rubber exhaust mounts under saddle bags. Grease um up good, inside and out, they get dry and squeek. I had same problem, cured it right up.
2010 FLHTK 103"
Jackpot Full exhaust
SE Ventilator Intake
HD Super Tuner