RE: BTDT: Bosch Platinum +4 Plugs

["John Heath" <JOHNHEATH@worldnet.att.net>]

Because of the potential for multiple, smaller sparks, the increased
pressure resulting from a turbo can actually quench the spark.  Gap is also
important, usually smaller than normal.

John Heath

-----Original Message-----
From:	owner-quattro@coimbra.ans.net [mailto:owner-quattro@coimbra.ans.net]
On Behalf Of John Graham
Sent:	Wednesday, March 17, 1999 4:33 PM
To:	MHLIGGINS@aol.com
Cc:	Gary.Lewis@West.Boeing.com; quattro@coimbra.ans.net
Subject:	Re: BTDT: Bosch Platinum +4 Plugs



MHLIGGINS@aol.com wrote:

> <<Turbo guys, be careful here.  The single Bosch plats don't work well in
our
> cars.  I'm skeptical that the 4+'s will as well.  The triples seem to work
> well.  So do the more expensive silvers.  I'm awaiting 4+ BTDT's on a
turbo
> car.  I think Mike at Ingolstadt West may have installed a set into a
turbo
> car.  I'll ask him, and report back with any news.>>
>
>         The last time I checked Bosch had exactly NO recommendations for
use of the
> +4 plugs in ANY turbo application. Until they make the recommendations it
will
> be wise to hold off.

>   Add to that 20V Quattros. Bosch says they run too hot for the 20v
engine.

John
1990 CQ

>
>