M25 2008 tohatsu rpm gauge

Filthyphil

Cadet
Joined
Feb 3, 2020
Messages
25
Anyone have info on tach wire on m25 motor
pics or diagram would be great
Tried to search on here but don't know how
 

Sea Rider

Supreme Mariner
Joined
Sep 20, 2008
Messages
12,345
If wanting to install a tach would recommend installing an induction tach such as : Hardline Hour/Tach model : HR-8061-2.

Tach & Extender.JPG

You can install it next to the tiller grip. Can add a tiller extender and drive comfy while sitting on rear seat..

Happy Boating
 

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Filthyphil

Cadet
Joined
Feb 3, 2020
Messages
25
I will definitely get that tach
any info on the install atall?
Will have a look at the extender as well
 

Sea Rider

Supreme Mariner
Joined
Sep 20, 2008
Messages
12,345
Very easy to install, need to wrap at least 4 turns on any spark plug cable and fasten it well against the cable, with motor OFF and while at RPM display adjust the tach to read : 2P-1R, that's 2 sparks per revolution for tach to read correct rpm at any throttle setting. Follow installation procedure that comes with said tach....

My tiller grip has a modified Helms Mate 18" trolling motor extension handle cut to match my particular tiller grip/rear seat distance needs.

Happy Boating
 
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