prop diameter

Sea Hawk

Seaman Apprentice
Joined
Aug 12, 2002
Messages
47
What is the basic standard size diameter of prop for a 225 h.p. merc. on a 2500 pound (dry weight)fiberglass 22 ft. walk-around fishing boat? The pitch is 19. The prop was stolen and I don't remember what the diameter was to order a new one.
 

Sea Hawk

Seaman Apprentice
Joined
Aug 12, 2002
Messages
47
Re: prop diameter

Also forgot to mention, the prop was aluminum and three bladed. Considering trying stainless this time. Will that change anything? Pitch or diameter?
 

Spidybot

Lieutenant Commander
Joined
Apr 4, 2002
Messages
1,734
Re: prop diameter

The diameter is a rather fixed factor. When you order a 19" pitch, there won't be any (or very few) choises.<br /><br />So, if your previous prop worked to your satisfaction go order another 19" for your motor.<br /><br />Stainless may be a good idea but should be considered in relation to the experience you have with the old prop.<br /><br />A good prop show will allow you to test run a couple to help you make the right decision.<br /><br />Do you know what rpm you had at wot with the 19" alu?<br /><br />Check "prop" link bottom of this page.
 
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