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Wierd acceleration Issue.
https://slantsix.org/forum/viewtopic.php?t=15487
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Author:  LASwinger70 [ Fri Dec 23, 2005 12:47 pm ]
Post subject:  Wierd acceleration Issue.

Occaisionaly, usually after a long time in traffic, when I step on the gas my car will not accelerate, it does not stall, it feels like a long long long bog. If I take foot off the gas and flutter the pedal a little it eventually kicks back in and off I go.

It only happens when I am reaccelerating from a stop, or on an on ramp. It is very sporadic.

I have fuel flow (electric pump), my car does not stall. Just will not accelerate or rev up.

Any theories (its is a Weber/Holley 5200 Carb, 904 Automatic Trans, Mallory Ign)

Thanks,

Tim

Author:  emsvitil [ Fri Dec 23, 2005 2:33 pm ]
Post subject: 

sticky accelerator pump or accelerator pump linkage

Author:  SlantSixDan [ Fri Dec 23, 2005 2:38 pm ]
Post subject: 

Or, because it only happens under heat-soak conditions, I'm guessing the accelerator pump chamber is actually boiling or being syphoned dry.

Author:  DusterIdiot [ Fri Dec 23, 2005 7:12 pm ]
Post subject:  Weber...

Those both sound like a viable solutions to start with first...because of the tilt of the ramp and sudden stop you might check your float level.

Usually when you get a bog out like that, it's nice and lean so...you might also see if you have a vacuum leak somewhere too...(rechecked your carb mounting hardware?)

good luck,

-D.Idiot

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