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Super 8 / Re: Derestricting the Kymco Super 8 4T?
« on: June 18, 2010, 12:45:10 PM »Yeah I've done the variator now and that has made the biggest difference so far if ur looking to get a bit more speed I'd recommend it: http://www.adrenalin-pedstop.co.uk/p/POLINI-VARIATOR-SPEED-CONTROL--2992.aspx
But yeah I think that maybe the problem my engine running to lean. I will turn the idle mixture screw tomorrow and try to make the mixture more rich because apparently the mixture is too lean and letting in too much air and so that's why it backfires.
The idle mixture screw does just that... Idle mixture. It doesn't change the mixture under normal running. The only way to change the mixture and colour of your plug is a jet swop combined with maybe a freeflow filter.