1996 m30a3 tohatsu possible to splice two 7mm plug wires together

Joined
Jul 25, 2015
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71
Hi all i'm in a spot I trimmed to much plug wire off my cdi I know duh well anyhoo since a new cdi is 2 to 300.00 has anyone on here ever spliced two wires together by soldering etc the old inserts were corroded and I was going to replace the caps the plug wires on this cdi are molded into the body.
 

GA_Boater

Honorary Moderator Emeritus
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May 24, 2011
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49,038
In short - No.

What you might try is making a coupler with screw on spark plug ends. Use a cut off screw of the right thread to join a pair of tips and put some spark plug caps on the ends of the wires, then plug them together and insulate the crap out of it.
 

Sea Rider

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Joined
Sep 20, 2008
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12,345
Although molded to CD, check if twisting the spark cable end CCW can set it free, sometimes are just fully screwed in to CD. Check if works ?

Happy Boating
 

TOHATSU GURU

Admiral
Joined
Jul 22, 2004
Messages
6,164
Tohastu cd's and coils are epoxied into place. I've never been desperate enough to try and join spark plug wires together, but maybe it would work. The main thing is to make sure you use spark plug wires with sold wire cores. You cannot use carbon/graphite.
 

Sea Rider

Supreme Mariner
Joined
Sep 20, 2008
Messages
12,345
Yep, and use same solid spark plug wire gauge. One idiot installed a motorcycle spark plug wire to one side of the Ignition Coil end ended screwing it. $ 70.00 after knows that he shouldn't mess with different spark plug wires gauges..

Happy Boating
 
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