My sons recon has a slip on hmf pipe with a k&n filter I was told by hmf employer to go with the 105 jet and the bike backfires quite a bit so I went with the 110 still same issue I checked the spark plug it is white So I know it is burning lean so I am up to suggestions as what to do at this point does it need a bigger jet and if so do yall have bigger than a 110 jet

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Status: Open May 03, 2022 - 08:56 PM

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May 04, 2022 - 11:16 PM

Hello Adam,
For specific questions about jetting please reach us directly at pstech@dynojet.com so we can help solve this issue.