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Old 05-31-2002 | 08:51 PM
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Crash_N_Burn
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From: d, AL,
Default Which O.S. engine is this???
Hummmmm.....

Well, scratch the "SF", I guess.......

Seems like the "OS MAX" on the casting should be some sort of clue, but maybe they all say that.

Thanks, my friend.

P.S..... I just looked and the marking on the carb sez O.S. 7B.
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