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               Originally Posted by 
              hagland2431  
              What is the difference between these, I can see the fuel mod on the main page but what is the kev mod and how much is it inc postage, I need to get my bike sorted, its doing my head in. A �4000 bike rides like ****. I have a bike trip 4th May and cant take it like this and dont want to cancel the trip.
              
 I thankyou for all your help
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         mine only surges at slow speeds around town in traffic...
        
 on the highway its good... & I very rearly ride it around town...
        
 In traffic at slow speeds drop it a gear bring the revs up... good as...