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Old 10-26-2007 | 09:26 AM
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hankster211
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From: Knoxville, TN
Default RE: OS Max engine designations

ORIGINAL: MinnFlyer

FS= Four Stroke - it also means Far Superior

FSR - Ditto, but the "R" means "Ringed"

But I have an old (1984 model I think) OS Max 40 FSR that is a "2 stroke"
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