tach question

tschamp20

Petty Officer 1st Class
Thread starter
Joined
May 10, 2006
Messages
317
115esl73m 1973 johnson 115
im looking to buy a tachometer for my boat but for obviously reasons i need to be clear on how many poles my motor has.thought i read on here to look under flywheel and count the spools of wire to know.i count 8 does that sound correct.thank you,
DOUG
 

Bob_VT

Moderator & Unofficial iBoats Historian
Staff member
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May 19, 2001
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26,119
Re: tach question

Use the iboats marine store link above. Just make sure it is for an outboard.
 

tschamp20

Petty Officer 1st Class
Thread starter
Joined
May 10, 2006
Messages
317
Re: tach question

still not working.are you sure thats a 115esl73m.not trying to doubt you just want to be sure.tachs are alot of money.thank you,
DOUG
 

Rancherlee

Chief Petty Officer
Joined
Jun 6, 2006
Messages
621
Re: tach question

most all omc's are 12 pole with the execption of older twin cylinders which are 10 pole (like my 79' 55hp)
 

Barnacle_Bill

Admiral
Joined
Feb 8, 2004
Messages
6,469
Re: tach question

Links work for me. They are pdf files so you may have to download the free version of Adobe to read them.
 
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