vortec heads

[Bruce Plecan]

Just the stock one.
thou, recently went to a stock one that has a larger neck no it.
Bruce


> 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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