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I see advertised on E bay a ball bearing method of reducing black smoke, can anyone advise if this works, or if there is any other way of reducing the smoke when accelerating hard.
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Best you read this before the others start, as you will read it's been asked many times, and it does work but there is a much simpler way of doing it.
http://www.yotasurf.co.uk/forums/sho...t=ball+bearing -
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