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  #1 (permalink)  
Old 09-21-2013, 12:46 PM
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Location: Peoria Illinois, il
Cobra Make, Engine: Superformance #678
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Default Engine Miising

My 393 stroker has suddenly started missing at low RPM'S while running down the road. If I give it gas to accelerate it snaps right out of it and you can hear nothing that implicates a problem.

As soon as the engine rpm's drop back to say 2000 it is missing and cutting out a little bit. Enough you can feel the car jerk around.

Any ideas on where to start on this one?

Thanks Kirk
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  #2 (permalink)  
Old 09-21-2013, 01:03 PM
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Cobra Make, Engine: ERA #684, 428 FE, TKO600
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Sorry, I just can't help myself.
If your engine is missing think back to where it was the last time you saw it.
Had to get that out of my system.
A little more info on the engine would help. FI, normally aspirated, what kind of ignition etc.
Just off the top of the head if everything else is o.k. would look at a lean condition at the lower rpm's.

DonC
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Old 09-21-2013, 01:51 PM
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More details please.

What carb, ignition system, camshaft etc?
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Gary

Gold Certified Holden Technician
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  #4 (permalink)  
Old 09-21-2013, 03:18 PM
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Cobra Make, Engine: Unique 427 S/C, FE 440, top-loader, 3.31
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Pull air filter and squirt carb cleaner in all the air bleeds and blow each one with compressed air. check other threads on this. Do the simple stuff first.
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  #5 (permalink)  
Old 09-21-2013, 06:06 PM
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Don..... I looked under the hood and Viola It was back lmao!

Seriously I took a can of carb cleaner to it and reset all of the screws on the side of the demon carberator and the problem has dissapeared!

Thanks young1 for the thoughts and it worked like a dream
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