Mondello box is here

thomas g. warner

New member
Mar 24, 1998
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Arch might be cheaper to let Mondello do the complete manifold. He has a
new process that will polish the inside of the manifold to increase the
flow. Might be interesting to see how much it costs.

>GMCers
>
>Well, the Mondello box is here. I find what is inside very interesting.
>
>SS valves: These valves are actually Precision Engineering Valves.
>They have been under cut for better flow. The interesting thing here
>is that they are Pontiac Valves and slightly larger than stock.
>
>Cam: it is an Eagle racing cam. I can give you the specs later
>is someone wants them. My friend said that it was a very beefy
>cam for an Olds. It should have very good idle---very high vacuum.
>It should be able to light off the front tires with ease and cruise all
>day while sipping fuel.
>
>Roller Rockers: These do away with the bridges. There are studs to
>mount them down with. The rocker arms are Chevy and therefore
>adjustable.
>
>Cam button: My friend took one look at and said----Thats nice. Very
>nice clean way to do it.
>
>Lifter splash pan: This is a small "W" shaped pan to do away with
>the valley pan under the intake manifold. When we took the engine
>apart this was the only crud in the engine. The bottom of the valley
>pan had about 1/8 of an inch of burnt oil on it. By blocking off the
>crossovers and the splash pad we should eliminate my crud source.
>
>Crossover blocking plates: Sorry but I think these are junk. They
>are thin SS plates. 4 thin SS plates 1 1/2 X 2 cost $29. I dont
>think so. We will do them some other way.
>
>Lifters and push rods: My friend just said they looked like good stuff.
>
>Well, that is what I have. Now its off to the machine shop. While they
>are working on the heads I am also going to have them hot tank the
>intake manifold and get it magna-fluxed to check for cracks.
>Anybody Know of anything else I should do at this stage?
>
>My lady may be the Commodore's Cruiser------but it is also the GMC
>built by the net.
>
>Take Care
>Arch 76 GB IL 72 and sunny beautiful day
>
>
 
Arch,

I think Tom is talking about the Extrude Hone process. This
involves pushing a thick clay-like substance through the intake. This
substance has abrasives in it. By pushing it through and out all the
ports, it smooths out and enlarges the intake runners inside the manifold.

Zak

>In a message dated 10/12/99 4:27:08 PM Central Daylight Time, warner
>writes:
>
> > new process that will polish the inside of the manifold to increase the
> > flow. Might be interesting to see how much it costs.
> >
>Tom
>
>The process Mondello uses is to use a bead blaster to polish the
>walls of the manifold. Does a nice job. My friend has one and I am
>going to use it to polish the insides of the ports. Thanks for the tip.
>
>Take Care
>Arch
 
>
> Cam: it is an Eagle racing cam. I can give you the specs later
> is someone wants them. My friend said that it was a very beefy
> cam for an Olds. It should have very good idle---very high vacuum.
> It should be able to light off the front tires with ease and
> cruise all day while sipping fuel.

Arch,

How do the spec's of your Mondello cam compare to the Edelbrock Olds
Performer cam at:

http://www.edelbrock.com/automotive/cams4.html

Patrick