has anyone used this?
08-25-2011, 09:53 AM
#4
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Join Date: Feb 2005
Location: south jersey. again
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i have used carb spacer's and stuff like this on my older sbc's, i havent tried anything like this on ls1. i did see an improvement or feel it, since i dont own a dyno and the fact that was 20yrs ago i had no way of actual perf gains numbers. for $40. its worth a try