Try a plug without an extended tip or one with a retracted tip
Rick
----- Original Message -----
From: "Scott Cowle" <scowle@mentorcollege.edu>
To: <land-speed@autox.team.net>
Sent: Tuesday, September 24, 2002 9:19 AM
Subject: sparkplugs
> I have experienced continued problems keeping plugs in my car for more
> than 4 runs at maxton or about 6-8 runs on the dragstrip under a nitrous
> load. I run plugs that are three heat ranges cooler than normal, retard
the
> timing according to NOS recommendations, and use up to 116 octane for a
> 250hp nitrous shot,and I have rejetted the carb so the plugs are slightly
> darker than normal when the nitrous is on.I have used Champion, Accel, and
> NGK mplugs, all to no avail.Am I asking too much from the plugs? Is this
> kind of wear normal for nitrous run engines? At Maxton the nitrous is used
> only in third gear for about 16-17 seconds. Would a supercharger do the
same
> thing to the plugs? Any comments are welcomed.
> Scott
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/// what is needed. It isn't that difficult, folks.
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