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Recent content by Delfina

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    Yanmar 4JH3-TE RPM

    I have a 4JH3-TE with KM4A 1:2.14 gear installed in a Hylas 49 sailboat (35,000lbs, 41.5’LWL). I am in the process of selecting/sizing a new folding or feathering prop. I currently have a fixed 18” prop with 10 pitch. With that prop the max RPM is 3,500 and the max speed is 7.5 Kn. The hull...
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