Be VERY careful. If you do not have a reed valve motor, this will change your intake timing. This is not necessarily a change for the better.
http://edj.net/2stroke/jennings/ Download the zip file, read that book first.
Be VERY careful. If you do not have a reed valve motor, this will change your intake timing. This is not necessarily a change for the better.
http://edj.net/2stroke/jennings/ Download the zip file, read that book first.
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