backfire

I'd like to get in touch w/ a member "backfire" (John) but pm's aren't working. Does anyone know how I can get ahold of him? Thanks! Marc.

Hi guys, i have been a vmax owner for 20 years, and i have this odd problem i can not tune out, i hope some one out here has had the same issue and resolved it. When my 88 is up to operating temp i have a single carburetor that pops or back fires intermitently. Usually when i am idling and give...