"trainfan1" > wrote in message
...
> Dinsdale wrote:
>
> > On Fri, 12 Nov 2004 14:50:23 -0500, "Dean" >
> > wrote:
> >
> >
> >>Found a Q code 73 Mach-1 in a salvage yard. Not much left of the car,
but
> >>got the engine and trans for $325. When I got the engine home checked
the
> >>casting number on the block D2AE-CA this checked out, Intake manifold
was
> >>4bbl spreadbore. All seemed good until I checked the Heads. They had a 2
in
> >>the corners, which means 2bbl heads. So you mean to tell me that someone
> >>removed the 4bbl heads and placed 2bbl heads back on, and left the 4
bolt
> >>main block and 4bbl intake. I guess this is possible. Was planning on
> >>placing this in my 71 coupe and taking out the original 302. I guess my
> >>guestion is, is this how you tell the difference between 2bbl and 4bbl
heads
> >>on a cleveland?
> >>
> >> Thanks Dean.
> >>
> >
> >
> > That is how you tell the difference...that and the larger port sizes
> > on a 4v.
> >
> > Here's a page with some casting numbers:
> > http://home.comcast.net/~jelerath/mu.../heads-fr.html
> >
> >
> > It's been my understanding that 2v heads have more low-end and the 4v
> > heads make their power high in the RPM range.
> >
> >
>
> Agree, the 4bbl heads are too big for the street, typically. Check your
> references - the '73 Q code very well could have the 2bbl heads, which
> are huge to begin with, leading into the "smog" motor era...
>
> Rob

Bull****!!!

The only people who make this totally absurd statement are those who have
NEVER DRIVEN a 351 Cleveland with 4 barrel heads!
If you ever get to drive one you will see how silly your statement really
is...