1974 Mercury 850 spedo hole ?

B

Bunky

Petty Officer 2nd Class
Joined
May 21, 2004
Messages
178
I read over on another site that some motors have speedometer hole built in,

Should my 1974 Mercury 850 have this ????
 
C

Chris1956

Supreme Mariner
Joined
Mar 25, 2004
Messages
28,141
Re: 1974 Mercury 850 spedo hole ?

The original lower on your motor did not have the built in speedometer Pitot. Newer gearcases (~mid 80s) did.
 
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