02-20-2013, 11:34 AM
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CC Member
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Join Date: Apr 2009
Location: Little Rock area,
AR
Cobra Make, Engine: ERA Street Roadster #782 with 459 cu in FE KC engine, toploader, 3.31
Posts: 4,533
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Not Ranked
Anyone have an idea what Holley furnishes for power valves in stock 600 4160 carbs? I had a buddy suggest that with 12 inches vacuum that I may need to install lower rated power valves to settle the idle down.
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