Re: Heads for a 390 engine

"CobraJet" <shedding@[EMAIL PROTECTED]
> wrote in message 
news:030720071930240861%shedding@[EMAIL PROTECTED]
> In article <468ac63f$0$31226$4c368faf@[EMAIL PROTECTED]
>, keng2
> <keng2@[EMAIL PROTECTED]
> wrote:
>
>> "CobraJet" <shedding@[EMAIL PROTECTED]
> wrote in message
>> news:010720071107477176%shedding@[EMAIL PROTECTED]
>> > In article <4687e148$0$8951$4c368faf@[EMAIL PROTECTED]
>, keng2
>> > <keng2@[EMAIL PROTECTED]
> wrote:
>> >
>> >> I have a 67 390 Mustang with smog heads and I'm planning on changing

>> >> them
>> >> and eliminating the smog pump etc which is not working anyways...I'd

>> >> like
>> >> to
>> >> have the heads all ready to swap when I do the job.I've seen 61
large
>> >> ****t
>> >> heads and 68 heads advertised on ebay.What would be
recommended??Would 
>> >> it
>> >> be
>> >> better to rework and plug the existing heads??
>> >> Thanks-KenG
>> >>
>> >>
>> >>
>> >
>> >   Is this engine stock? Are you trying to increase power? Which
intake
>> > and exhaust do you have on it? The ****ts and chambers are not cast
any
>> > differently just because the air injector holes are drilled. Thus,
>> > there really is no such thing as a "smog" head for an FE. If the
heads
>> > are original to the car (C7AE-A), you'd be better off just putting
>> > plugs in the holes and doing whatever else they need.
>> >
>> > -- 
>> > CobraJet
>>
>> Thanks
>> The engine is all stock original (not GT) and I'm not looking for more
>> hp..( it gets about 9 mi/gal now.) I think it makes good sense to keep 
>> the
>> numbers the same even if it takes some time to wait for a machine shop
to 
>> do
>> it's work.
>> KenG
>
>   Well, it can't be "stock original" and not be a GT engine. What is
> the fifth digit of the VIN? A properly tuned 390 should be getting
> better than 9 mpg in a light car. Are any of the exhaust manifold bolts
> at an angle to the ****t, or are they all up and down? How many bolts?
>
> -- 
> CobraJet
Hi
It's an "S" code vin and not a GTA or GT. It has a 4V Holley. The exhaust 
manifold has 2 holes(1 up, one down) per ****t, 8 holes each.
Ken