If all checks out,Could be a bad lobe on your cam,
or valve adj.??????
HooT58
----- Original Message -----
From: <SurfDudeSC@aol.com>
To: <oletrucks@autox.team.net>
Sent: Tuesday, February 12, 2002 1:17 PM
Subject: [oletrucks] backfite (pop) thru carb on hard accelleration/too lean
or too rich?
> Hi Group:
> 57 GMC 270 C.I. Engine. New Carb, plugs, wires, points (28 degrees
dwell),
> condenser, and distributor cap, timing set at 5 degrees before TDC as per
> specs. Get a pop from "under the hood" and hesitation during hard
> acceleration. Must be in the idle mixture? Any comments are appreciated.
> David
> oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
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