We're not interested in creating heat - we're interested in moving the
pistons - the heat is really a loss of energy

>From: CHRIS STANN <cstann@home.com>
>
> >The quad tip plug does not go into the head as far as the triple >tip. I
>had the triple tip in my T4 engine and the head temps were >hotter than the
>single tip platinum (300-350). I put in the quad tip >plug and the head
>temp dropped (225-275).

>Wouldn't the lower head temps be caused by a less complete combustion?  I
>always set up my air-cooled VWs to run a little richer to keep the heads
>and
>the engine cooler.  If that assumption is correct, then the triple tip
>platinum plug would make more power and theoretically improve fuel economy.
>This, of course, to the detriment of engine life.
>
>Any thoughts?
>
>Chris

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