Could not get this mower going, cleaned carby, no go. mad backfire prob. did sound cool though, cant work out engine no

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I know that its a bitsa so i tried other carbys,after cleaning. still the same backfire prob.
So, had a few beers got the sh!ts and put an old, dirty. the worst one i have carby on it.
low and behold it started first pull and runs like a dream.

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cuts the lawn great.
something must be wrong with my cleaning of these things
would like to know more about the makers of the speakers
Sean

motorwannabe