[TR] Wire Length

[Michael Marr]

The "electrical pulse" travels at 186,000 miles/second.  At that speed, your 
spark would be delayed by 0.000000000008485 seconds (give or take a zero...) 
for every inch increase in length.  I don't see a great concern here!

Mike

----- Original Message ----- 
From: <terryrs at comcast.net>
To: <triumphs at autox.team.net>
Sent: Monday, September 27, 2010 6:40 AM
Subject: [TR] Wire Length


>I have a set of nearly solid core ignition wires left over from a V-8 plow 
>truck long-dead-and-gone.  Since I'm currently messing with the ignition 
>system anyway, my plan is to cut them down and use them to replace the ones 
>in the TR3.
>
> Just curious:  How sensitive is it necessary to be when chopping ignition 
> wires to length?  On one hand, making a stock short wire shorter, and a 
> long wire longer, would affect the timing by delivering spark sooner and 
> later respectively.  On the other hand, the electrical pulse would seem to 
> be so fast, it wouldn't matter.
>
> Which is right?
>
> (I'm on vacation and obviously have too much time on my hands.)
>
>
> Terry Smith, '59 TR3A
> New Hampshire
>
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