ossabultaco Posted January 25, 2007 Report Share Posted January 25, 2007 hi i have a 290 sherco and was thinking of putting different reeds in it has any one done this what was the result ie was it worth doing it has a keihin pwk i have to do this because my brother has a 300 gasgas Quote Link to comment Share on other sites More sharing options...
nigel dabster Posted January 25, 2007 Report Share Posted January 25, 2007 Boysens 665 should do the trick. Quote Link to comment Share on other sites More sharing options...
steveo Posted January 26, 2007 Report Share Posted January 26, 2007 Boysens 665 should do the trick. How do they go in a 250 GG Nigel.any one you know using them.Have a friend awaiting a set of Boysens from US,not sure the type he has ordered....What are the benefits of fitting these. Steveo Quote Link to comment Share on other sites More sharing options...
nigel dabster Posted January 26, 2007 Report Share Posted January 26, 2007 good, less of an improvement than in the shrco i would say. Quote Link to comment Share on other sites More sharing options...
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