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Big bore 65cc nb-50

Posted: Wed Mar 14, 2012 8:06 pm
by faberjean
I just install 65cc big bore on m'y honda aero 50 1986
Do you know how to jet carburator now i have 82 main jet
Thank you

Re: Big bore 65cc nb-50

Posted: Wed Mar 14, 2012 9:03 pm
by Wheelman-111
Greetings:

Stock airbox should do well with 88-90. Try bigger first, jet down after break-in if the temps are too cool and power sub-maximal. 90+ for pod filter, bigger if you add a pipe. I ran 96 with the LeoVince, if I recall correctly. Be careful if you have to slow down suddenly after a long rip at WOT. Keep the throttle open a bit as you brake.