My own Road Star has been plagued with vicious intake backfiring since it was new. ... The dealer has tried everything including this cure, and nothing has worked. It's suppose to be new, it should run like it. This pop or backfire through the carb is totally unacceptable. I'm out of Ideas and so is the dealer.
roadstarclinic.com/content/view/62/96/
the bike started to backfire severely through the carb. .... that the pilot jet is to small but as this carb does not have one I'm not sure how to cure it. ...
www.docstoc.com/docs/17090552/Carburettor-Backfiring www.docstoc.com/docs/17090552/Carburettor-Backfiring
Some folks cure backfiring by turning up the idle slightly. This is the screw with the spring on it in the right front of the CV carburetor. Recommended rpm is between 1100-1500. ... Any misconnected or leaking carb vacuum hoses can also encourage backfiring. That means the carb fuel mixture is also slightly leaner,
www.ch250.net/techtips/21.htm
Hesitation, stalling, stumbling, flatspot, or deadspot during acceleration: Backfiring or spitback up through carb. ... Note 1: often removing the carb from the manifold & shaking it hard a couple of times will effect a cure. Note 2: if procedure in note 1 doesn't cure it, the problems is almost always dirt or bad gas...
www.recarbco.com/technical/newtrouble.html www.recarbco.com/technical/newtrouble.html
Is there anyone out there who has gone through the process of drilling out the plug to adjust air mixture screw? I have taken all the steps I know of to CURE the backfiring on deceleration but to no avail. Tightened all exhaust fitting and carb air intake sleeves on the carb.
www.advrider.com/forums/showthread.php?t=372932
What would cause backfiring of the second carb? I am trying ... A backfire through a carb can mean a lean condition. Check your jets for clogs and your float height. Any changes to the intake? ... If you know the bowls are overfilling, you have to track down and cure this condition if you hope to get the bike running properly.
forums.sohc4.net/index.php?topic=61160.0
Yosh-Mikuni TMR flatslide carb with pumper; ... When its not raining, bike now runs perfect through all circuits, ie pilot, needle jet, and MJ; The confusing thing is, when its raining thats more humidity ... The loud backfiring on decel problem is still there on cool days/rain and there is probably not much I can do it about it .
www.thumpertalk.com/forum/archive/index.php/t-407582.ht... www.thumpertalk.com/forum/archive/index.php/t-407582.html
Thus getting erratic spark. The best set up is having the box between the coil and the distributor with the wires running in separate directions against the firewall. The firewall is your electromagnetic shield. The cure for this is to buy the MSD shielded mag wire. ... Similar Threads for: "Backfiring/popping through carb."
www.hotrodders.com/forum/backfiring-popping-through-car... www.hotrodders.com/forum/backfiring-popping-through-carb-59857.html
Some folks cure backfiring by turning up the idle slightly. This is the brass knob on the end of the black flexible thing hanging out the bottom of the carb set. If you just have mild backfiring, you can try this. ... I just went through this. I agree loose the DynoJet. I went back to stock and have a Staintune exhaust.
faq.f650.com/FAQs/BackfiringFAQ.htm faq.f650.com/FAQs/BackfiringFAQ.htm
Some folks cure backfiring by turning up the idle slightly. If you have mild backfiring, you can give it a shot. ... One or more valves adjusted too tight (heard through carb then intake is usually too tight, heard through exhaust then exhaust is too tight)
www.rcramer.com/shop/backfire.html www.rcramer.com/shop/backfire.html