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Old 07-17-2020, 06:35 PM   #1
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Default 1900sc propeller

Does anyone know what the right prop size and pitch for a 2001 1900 sc 4.3l merc?
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Old 07-18-2020, 12:36 AM   #2
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Quote:
Originally Posted by gamoooos View Post
Does anyone know what the right prop size and pitch for a 2001 1900 sc 4.3l merc?
What is the gear ratio on your outdrive?
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Old 07-18-2020, 01:19 AM   #3
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Not 100% sure but I think 1.81
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Old 07-18-2020, 03:20 AM   #4
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I need 100% the gear ration.
Here you can calculate your prop:
http://www.csgnetwork.com/marinepropcalc.html
More info.
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Old 07-20-2020, 02:30 AM   #5
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In case anyone has the same boat, it had a 14 diameter and 23 pitch. I switched to a 4 prop 14x21
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