prop size 120 mercruiser

jeff13601

Chief Petty Officer
Joined
Apr 30, 2005
Messages
593
I looked at my props and neither of them say what size or pitch. How do you measure to see what size and pitch they would be?
 

vipzach

Lieutenant
Joined
Feb 15, 2005
Messages
1,283
Re: prop size 120 mercruiser

Jeff, I don't know how to measure it, but I finally found the size of my prop stamped on the bub right behind bolt and washer. Maybe somewhere for you to check.
 

jeff13601

Chief Petty Officer
Joined
Apr 30, 2005
Messages
593
Re: prop size 120 mercruiser

there is something written there but I can not tell what it says. Maybe I will try to clean it a bit and see if I can tell
 

jeff13601

Chief Petty Officer
Joined
Apr 30, 2005
Messages
593
Re: prop size 120 mercruiser

on one of the props I found the numbers 48-78120-19. does anyone know what that would mean?
 

QC

Supreme Mariner
Joined
Mar 22, 2005
Messages
22,783
Re: prop size 120 mercruiser

Yes, it is a 19 inch pitch if it has not been reworked and changed. Seems to be a pretty popular model as I see a couple of listings on Ebay. Just enter that part no. into Google. A lot comes up.
 
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