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Old 10-19-2014, 01:42 AM   #4
Ishler
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Join Date: Apr 2004
Location: Ontario
Posts: 722
M.O.C. #1328
Bio doesn't clog the filter but loosens the existing crud in the fuel system and that's what clogs the filter. After that point there aren't issues. The mostly occurs when you switch to straight bio.
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Mike & Donna Ishler Ontario, NY KE2LU FN13
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