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Temporary tacho

Printed From: The Fishing Website
Category: General Forums
Forum Name: The Outboard Clinic
Forum Description: Anything related to outboard maintenance here....
URL: https://www.fishing.net.nz/forum/forum_posts.asp?TID=98724
Printed Date: 21 Jul 2026 at 6:06am


Topic: Temporary tacho
Posted By: BigMike
Subject: Temporary tacho
Date Posted: 12 Feb 2014 at 3:26pm
Is there such a thing, as a tacho you can attach to your outboard but only temporarily?
I have a 1996 df9.9 4s suzuki and I don't think its revving high enough.

I have seen tachos for cars that have a loop that goes around a spark plug lead and uses the pulse to work out revs, is there something like this for boats and if so does anyone know where I could borrow one from or rent one?

Thanks in advance

Mike




Replies:
Posted By: Blindspot
Date Posted: 12 Feb 2014 at 4:33pm
Doubt you can rent them but you can order them from the states.

tinytach.com

Think from memory it was about $50US

I run one on my tiller handle, got it for engine hours and prop selection.


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http://www.legasea.co.nz" rel="nofollow">


Posted By: Steps
Date Posted: 12 Feb 2014 at 4:53pm
yep  about 35 bucks
go on trade me....
all thats needed is the one thin  wire coiled around a spark plug HT lead loose about 4 or 5 times.
I got one to check my dash tach that I suspect was wrong at hi rpms....
I also tested against my automotive tach and was accurate, except on the 2 stroke was 1/2 the actual rpms.
It also records motor running time

Have a hazy idea saw them at smart marine also?????


Posted By: Dohboy
Date Posted: 12 Feb 2014 at 5:23pm
Originally posted by Steps Steps wrote:

yep  about 35 bucks
go on trade me....
all thats needed is the one thin  wire coiled around a spark plug HT lead loose about 4 or 5 times.
I got one to check my dash tach that I suspect was wrong at hi rpms....
I also tested against my automotive tach and was accurate, except on the 2 stroke was 1/2 the actual rpms.
It also records motor running time

Have a hazy idea saw them at smart marine also?????


I have one from trade me works great


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www.acewash.co.nz


Posted By: Dohboy
Date Posted: 12 Feb 2014 at 5:25pm
http://www.trademe.co.nz/motors/boats-marine/parts-accessories/radio-electronics/auction-693794601.htm

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www.acewash.co.nz


Posted By: Steps
Date Posted: 13 Feb 2014 at 8:39am
Yep thats the tach.....
I sealed mine up with silicone.


Posted By: BigMike
Date Posted: 13 Feb 2014 at 10:11am
Thanks guys, I will order one now

Mike



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