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Old 07-28-2009, 07:36 PM   #5
txl146
Scooby Guru
 
Member#: 32459
Join Date: Feb 2003
Chapter/Region: Tri-State
Location: NY
Vehicle:
02 WRX VF34
Junior Tuned 301whp

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Quote:
Originally Posted by phantomsr View Post
Did the same thing but I just capped the turbo inlet and pressurized through a fitting in the inlet. He has that pressurized from where the MAF elbo connects to the inlet pipe. Full intake leak check. Much easier than trying to listen for a leak over the running engine. Make sure you don't over pressure. I wouldn't exceed 20 PSI and I only used 15 on mine. Unless you have disconnected the PCV valve you will pressurize the crankcase too.
WARNING GUYS:

Without disconnecting PCV valve, you will blow the cam seal.

Do not perform DIY leak check without disconnecting it.

Learned my painful lesson the harder way.
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Last edited by txl146; 07-29-2009 at 01:24 AM.
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