Grey/black to me would indicate mixture. Usually puff
of blue smoke upon startup after sitting warm is poor
valve seals. Dunno about clearances?
--- Chuck Ciaffone <chuckc@attglobal.net> wrote:
> Hey Guyz,
>
> Somehow we got this thread (er .. theme?) off the
> basic problem,
> the "puff of grey/black smoke." My '72 just started
> doing that AFTER I
> installed the hi-lift rockers. I always assumed that
> the "puff of grey/black
> smoke"
> was caused by loose valve guides. Are there other
> causes having to do
> with valve clearance, too?
>
> chuck
>
> Andy Webster wrote:
>
> > Greetings,
> > While enjoying a sunny spring sunday I noticed a
> puff of grey/black smoke
> > when I started the engine. I decided to check the
> valve clearances and tweak
> > the carbies some...
>
>
=====
Ron Soave
"You Are What You Remember"
1960 Bugeye
1972 BGT
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