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Old 04-27-2009, 12:25 PM   #6
linsavy
Scooby Specialist
 
Member#: 11620
Join Date: Oct 2001
Location: Ontario
Vehicle:
1997 GF4-STiV3 clone

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As I said I am using the EJ25D intake valves in STi V3 Type R heads. I am boosting 21psi no problems. They have only been in there for about 5k kms so far though. I would think that the exhaust valves would get a lot hotter, so you are likely best to go with the pricey ones.
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