SailNet Community - View Single Post - Help! Metric prop shaft creating road block! 1972 Dufour Arpege.
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Old 11-30-2009
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To find the correct pitch and diameter of the prop, engine horsepower and reduction gear ratio, and the direction of the prop are needed. The diameter of your shaft is another problem, but a minor one. If it is metric and you measure it very close to an inch the diameter is probably 25 mm.
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