Thread: Purpose of these holes?
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Old 06-11-2013, 06:24 PM
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Hotfingrs Hotfingrs is offline
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Join Date: Dec 2001
Location: Castalia, Oh
Cobra Make, Engine: EM cobra, 450 inch sbc running a best ET of 9.14..so far..ALL MOTOR...approx 800 horse.............ERA with 482 FE..All Aluminum Engine
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I asked my engine builder today and he told me it helps the idle. Instead of drilling a hole in the throttle blade, those holes serve the same purpose.
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