gee Posted May 12, 2010 Share Posted May 12, 2010 hi have put scorpion exhaust on yzf r125 and have lost about 8mph off top end and it is cutting out on starting help Link to comment Share on other sites More sharing options...
kishan Posted May 13, 2010 Share Posted May 13, 2010 welcome will probably have to increase the jet sizes mate. Link to comment Share on other sites More sharing options...
Ryan09 Posted May 13, 2010 Share Posted May 13, 2010 Thought they were FI? Link to comment Share on other sites More sharing options...
gee Posted May 13, 2010 Author Share Posted May 13, 2010 welcome will probably have to increase the jet sizes mate. Link to comment Share on other sites More sharing options...
gee Posted May 13, 2010 Author Share Posted May 13, 2010 hello and thank you will try jet size !! whats a jet? i am new to biking,just passed test in october 2009 just learnt to check chain so will prob be asking lots stupid questions l.o.l, Link to comment Share on other sites More sharing options...
kishan Posted May 13, 2010 Share Posted May 13, 2010 jets are hollow needles in the carbarator that shoots fuel into the carb and the mixture might need adjusting due to the aftermarket exhaust being fitted to your bike mate Link to comment Share on other sites More sharing options...
Ryan09 Posted May 18, 2010 Share Posted May 18, 2010 Again im pretty sure they are fuel injected so no jets.... Link to comment Share on other sites More sharing options...
gee Posted May 25, 2010 Author Share Posted May 25, 2010 Again im pretty sure they are fuel injected so no jets.... Link to comment Share on other sites More sharing options...
gee Posted May 25, 2010 Author Share Posted May 25, 2010 Again im pretty sure they are fuel injected so no jets.... Link to comment Share on other sites More sharing options...
gee Posted May 25, 2010 Author Share Posted May 25, 2010 hello Ryan bike is fuel injected you are right ,prob turned out to be doge fuel!! did not know unleaded petrol can go bad if left to long bike is running spot on again.apart from the spider that got into clocks little twat was running around waving at me ,took clocks apart and got rid ,it got in through ill-fitting rubber around cable so if anyone dose not whant spider living in clocks tape up around cable. Link to comment Share on other sites More sharing options...
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