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Old 11-14-2012, 11:50 AM   #665
Scooby Specialist
Member#: 330625
Join Date: Aug 2012
Chapter/Region: NESIC
Location: MA
2006 WRX


Originally Posted by EvileyeZ88 View Post
I can't remember who it was, but someone in here found a tap and bolt size that fits the inlet for the air pump on the block. Negating the need for the plates.
According to my search its 3/8-16, tap drill size is 5/16. Buying both from Enco tool as a backup. Also buying the proper dill and tap for the stock size and the helicoil.
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Leafy is offline   Reply With Quote