odd flatspot
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TECH Regular
Joined: Jun 2009
Posts: 448
Likes: 0
From: new york
odd flatspot i have a 358 lt1 cc503 cam ,pcmforless tune ,all bolt ons on a 94 z-28 a4 with a edge 4k converter .on occasion ill have a flatspot at about 4-5 grand the car pulls threw it when it does it and it not all the time .was wanting to get oppinians on it .oh and its worse on nitrous when it does it also .its not gettin high knock counts when it does a tune up is brand new like 500 miles new ,it did it a little on the old motor also just not as frequent .it is really pissin me off 
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On The Tree
Joined: May 2009
Posts: 143
Likes: 0
From: Loris,South Carolina
you might be pulling too much fuel and hitting a dry spot at the 4-5 area.. you need to turn up the pressure. summit has a regulator thas perfect for it.. aeromotive($155.95) money worth spending
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