ORIGINAL: rainedave
Just to play Devil's advocate, Pe's spreadsheet shows it would take only 1.53hp to turn an APC 14x6 at 101000rpm. Maybe with the tuned pipe it can do it.
David
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Sanye makes two models of .52 two-stroke. The "A" model is the revver. The "S" model, sold in Europe, is the torquer.
Ed Cregger