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Speedy Squirrel Speedy Squirrel is offline
Rocket Scientist
Join Date: Jun 2008
Location: Detroit
Posts: 938
Thanks for the info. Maybe all the early cars had the hole then. All turbos use the same auxiliary air control valve, so maybe it has something to do with the ignition timing on the early cars. Maybe they needed more air to idle at 950 with their ignition timing.
Old 05-11-2013, 03:10 PM
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