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Re: Altitude Changes

To: James Barrett <jamesbrt@mindspring.com>
Subject: Re: Altitude Changes
From: Steve Laifman <Laifman@Flash.Net>
Date: Mon, 22 Jun 1998 19:28:05 +0100

James Barrett wrote:

> Tiger Folks,
>         Considering the problems of altitude changes on fuel
> mixtures:
>         2. Carry a set of jets a few sizes smaller than normal and replace
> at altitude.  ( don't forget new gaskets in case you need them.) Cost
> should be less than $40 if you don't buy a complete gasket set.

There are nylon washers for the float bowl that are re-usable, as well as
re-inforced buna-n rubber gastkets that are re-usable for jet changes.   There
are also plates that allow jet changes without removing the float bowl.  All in
Summitt Catalog.  Rear plates on double pumpers are a problem, though, becasue
you cant get to the screws or jet changer (without some more firewall holes)

> 3. If you have a HOLLY series 2300, 3310, 4160(1850) or 4150 double
> pumper then check out Percy's "Adjust-A Jet" from JC Whitney ,for $85
> each.  (Two needed for double pumper).  This is a metering plate with
> externally adjustable main jets.   This was advertized in Whitney's
> catalog (new products) that came today.

I wonder how you get to the rear jets?

>  I also seem to recall a similar
> item that has the adjustment remoted to the dash.  Don't have the info on
> that one.

Now that sounds like a swell solution, along with the dash adjustable timing
ignition.  I am using an Edelbrock Fuel-Air ratio meter that tells you the ratio
instantaeneously under any load or throttle positon.  Neet tool, but my car b
reads right on in every condition, so I can't "play" with it.

> .
>
> James Barrett Tiger II 351C and others

Remarks from Steve
--
Steve Laifman         < One first kiss,       >
B9472289              < one first love, and   >
                      < one first win, is all >
                      < you get in this life. >


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