Back fire back fire back fire

Ernest Montague afm199 at
Sun Mar 22 11:39:49 PDT 2009

Just swapped ignitors, no change. Tried both on both bikes.



On Mar 22, 2009, at 11:26 AM, Jo Rhett wrote:

> On Mar 22, 2009, at 11:16 AM, Ernest Montague wrote:
>> I am putting the race bike back together. Flatslides and gen two 
>> cams. It ran well last year, and now I can NOT get it running well.  
>> It starts and idles fairly well but will NOT take throttle. It 
>> backfires through the cannister and sometimes the front carb.   I 
>> have checked and changed plugs, redid the plug wires, checked spark, 
>> and checked the coil connections. .Fresh gas.  Good battery. Anyone 
>> have any suggestions?
> When I had that last year it was my IC ignitor.
>> Yesterday I got it running after some sputtering and backfiring and 
>> it ran perfectly, took gas well.  Now it  is back to not taking 
>> throttle.
> When it started to fail it would sometimes work and sometimes not.   
> Twice I got it to work after spending all day doing things (cleaning 
> carbs, etc) but it wouldn't work the next morning.  In retrospect it 
> was probably a warm-up thing for the ignitor.
> Anyway, testing is easy -- take one off a good bike and if it doesn't 
> solve the problem instantly, it wasn't that.
> -- 
> Jo Rhett /  velociRaptor Racing
> #553 WERA / AFM
> #53 SMRRC

More information about the SV650 mailing list