Life of electrical bits? (was: Strange Shuddering)

[David Kase]

John,

What plugs do you recommend for the 20v and 20vt?

Thanks,
Dave K.


John Larson wrote:

>IME, and I do lots of tuneup related business, spark plugs on your car 
>have a maximum effective service life of around 15K miles.  I have most 
>of my customers on a 10K mile service plan, but they "could" go to 15K 
>without much problem.  I suggest you take a look at the plugs.  Caps, 
>rotors, and wires usually last far longer.  The wires on my 250K 90 20v 
>are original, and the cap and rotor have lasted since I replace the 
>distributor at around 100K.  John
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