need a new tach

72mtwain

Seaman
Joined
Oct 28, 2010
Messages
66
I have a 1976 merc 850 and need a new tach. I think I need a 12 pole. Is this correct so I buy the correct one? thanks.
 

Barnacle_Bill

Admiral
Joined
Feb 8, 2004
Messages
6,469
Re: need a new tach

Yes you have a 12 pole stator. The correct setting for the tach would be 6P (pulses).
 
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