vortec heads

[Walter Sherwin]

What do you run for an intercooler?

Walt.

>
>
>
> I'll tell ya, since I can't get the GN to detonate (with what I call a
> reasonalbe tune), next motor is gonna be a 9 or 9.2ish CR job (with
barrier
> coatings).....
> The Regal has flat tops for 9.5 with a 56cc chamber (AL), and that is
> another one that is another one that is real hard to detonate.
>
> The GN has run 20d timing at 20 PSI of  boost on 92 Octane, and only once
> did it tickle the K/S and that was on the 2-3 shift for 2d.  40#er
> injectors.  I think the smooth chambers, and 195 operating temp with the
> cooling system right are the big answers here.
> Bruce
>


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