polar gap plugs

[orlin steven jared]

> >engines at Autolite they can't even be made to pre-ignite.   They
> >would also foul out pretty quickly after a few cold starts in
> >a street motor.
> 
> Not necessarily . . . they were original equipment in Alfa Romeo 4 cylinders
> when the cars were still imported.  Maybe the Autolite plugs were colder than
> the Lodge used in the Alfa.

Possibly, but I'd be interested to know exactly what plugs were OEM for
those engines, to see exactly how cold they are.  I don't think they
used a standard surface gap, but I could be wrong.  Also, the alfa's may
have leaner starts not so hard on the plug..


Steve