----- Original Message ----- 
From Chris Kotting <ckotting at core.com>
To: Spridgets <spridgets@autox.team.net>
Sent: 20 September 2000 19:58
Subject: Re: Hot plugs / cold plugs
> Rob -
> 
> Easy to get confused.  If I'm remembering this correctly:
> 
> A "hot" plug is designed to transfer heat away from the plug tip more
> slowly than a "cold" plug.  It retains heat.
> 
> Or to put it differently, a "cold" plug will stay cooler at the tip than
> a "hot" plug in the same operating conditions.  It sheds heat.
> 
> The idea is to keep the plug tip at the optimum operational temperature,
> without getting it so hot that it starts undergoing violent
> decomposition.
> 
> (Sheesh, if I've got this backwards, don't slap me around too badly,
> OK?)
> 
> Chris K.
So is a BP6 hotter or colder?  How about a N9Y?  Which way round?
I feel sick Mom, stop the roundabout.............
 
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