[Public-List] Public-List Digest, Vol 4511, Issue 1
gdinwiddie at alberg30.org
gdinwiddie at alberg30.org
Wed Jun 19 15:09:56 PDT 2024
On 6/19/24 5:07 PM, John Johnston via Public-List wrote:
> Isn’t the two blade prop based on being driven by an Atomic 4, or similar engine that has no gear reduction and therefore spins much faster?
The two-blades is to reduce drag while sailing, especially if you line
up the prop with the keel.
The 7" pitch is for the faster turning prop shaft. For a diesel, you
probably want a 10" pitch or so.
- George
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When I remember bygone days George Dinwiddie
I think how evening follows morn; gdinwiddie at alberg30.org
So many I loved were not yet dead, http://www.Alberg30.org
So many I love were not yet born. also see:
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