Adjusting the Holley:
Install a vacuum gauge to manifold vac "can also be done with a tach". With
the engine at idle while watching the vac gauge....turn the mixture screw in
or out until the highest vac "or RPM" reading is obtained. Do this for both
mixture screws.
Joe
----- Original Message -----
From: "chuck clark" <cachomeimp@hotmail.com>
To: <oletrucks@autox.team.net>
Sent: Friday, November 22, 2002 7:16 PM
Subject: [oletrucks] tuning 350 in my 49 panel by ear
> I need some help tuning the 350 in my 49 panel. It is modified but I do
not
> know by how much except for the cam which is basically a Crane truck cam.
> The harmonic balancer is from a more radical 350 and is not stock so I do
> not have a good reference point for setting my timing. The carb is a 650
> Holly and I have little experience with adjusting that carb.
>
> Any help from the more experienced mechanics would be appreciated,
including
> references to tuning manuals.
>
>
> Thanks
>
>
>
>
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oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
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