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RE: backfiring
Nigel Nicholson said 2008-07-14 04:35
Be careful of making changes to the carb and exhaust that impact your mpg too much. The S40 has a fairly small fuel tank (2.8 US gal) so any loss in mpg will reduce range between fuel stops. I´d like to hear what mpg´s folks here are getting with modified and unmodified bikes...