[DeTomaso] Intake installation tips?

[John Taphorn]

Will

Impressive diagnosis and I know you!

JT
----- Original Message ----- 
From: "Will Kooiman" <wkooiman at earthlink.net>
To: <redvobra at aol.com>; <detomaso at realbig.com>
Sent: Thursday, October 05, 2006 1:43 AM
Subject: RE: [DeTomaso] Intake installation tips?


>
> Bad news, bro.
>
> Those are Boss 302 heads not 351C heads.
>
> The intake face will probably seal with 351C gaskets, but your engine is
> going to overheat.
>
> The water enters the block at the front.  It goes in the two holes right
> behind the water pump.  It goes all the way to the back, up into the 
> heads,
> and back to the front.  On the 351C, the water goes back into the block 
> and
> out the water neck/thermostat.  On the windsors to include the Boss 302, 
> the
> water goes into the intake and to the water neck/thermostat.
>
> Since you have Boss 302 heads, the water isn't going back into the block, 
> so
> it's never getting back to the radiator.  If you look at 351C head 
> gaskets,
> you'll see a square hole about the size of a quarter near the front.  Your
> heads won't have a hole there unless they've been modified to fit a 351C.
> Consequently, the water will stop, and you're going to overheat.  One of 
> the
> first signs will be pinging followed by boiling water.
>
> Boss 302 intakes had a thermostat housing cast into the intake.  351C's
> don't have that.
>
> Now, as I mentioned, if the heads have been drilled on the head gasket 
> side,
> maybe they'll work.  You should be able to tell by looking through the
> existing water jacket hole.  You could maybe stick your pinky or a piece 
> of
> wire through the hole to see if it makes it several inches below the head
> gasket area.  If the wire stops, so will your coolant.
>
> The good news is the heads are probably worth more than standard 351C 
> heads.
> You could either pull them and sell them for a rebuilt 351C set of heads, 
> or
> you could drill the proper coolant holes using a head gasket as a guide.
> Either way the heads will need to come off.
>
> The other good news is once you fix this, it will run better than ever.
>
> Will.
>
> -----Original Message-----
> From: detomaso-bounces at realbig.com
> [mailto:detomaso-bounces at realbig.com]On Behalf Of redvobra at aol.com
> Sent: Thursday, October 05, 2006 1:19 AM
> To: detomaso at realbig.com
> Subject: Re: [DeTomaso] Intake installation tips?
>
>
> I hear ya, so something wacky is going on! Take a look at this photo, I
> have marked the holes in red:
>
> http://augerresources.com/ashtonsgarage/misc/waterjackets.jpg
>
> They were full of coolant. I thought it was weird as hell that the gasket
> just covers them and that there are no corresponding holes that match up 
> to
> the intake. Let me know what you think!
>
> -Chris
>
> -----Original Message-----
> From: asajay at asajay.com
> To: detomaso at realbig.com
> Sent: Wed, 4 Oct 2006 8:47 PM
> Subject: Re: [DeTomaso] Intake installation tips?
>
>  Um. No.
>
> The 351C head has a water jacket in it yes, but it is ONLY accessible from
> the block side (combustion chamber side) of the head. The side facing the
> intake has zero, zilch, nada, none, as in it ain't got any holes at all 
> for
> water on the intake side.
>
> Therefore if it is leaking, it is coming from the head gasket, not an
> intake gasket (because there are no coolant holes facing the intake.
>
> Now, if that is what you meant Chris, my apologize, I didn't understand
> your post properly.
> :)
>
> Asa Jay
>
> redvobra at aol.com wrote:
>
> > There are water jackets in the head though, which are capped off by
> > the gasket and air intake. It's leaking from the head side of the
> > gasket.
> > > -Chris
>
> -- Asa Jay Laughton, MSgt, USAFR, Retired
>
> & Shelley Marie
> Spokane, WA
>
> 1973 Pantera L 5533
> [ASASCAT]
>
> ******************************
> http://www.asajay.com
> http://www.351c.info
>
>
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