More then likely its the valvecover gasket that is leaking. These cars are known for that.
It's a lot less money.
How close are yout o Mike at AZPinstalls.com, his guy's could help you and take good care of you.
miles 5/2012 ej257 short block, 8/2011 installed VF52 turbo, @20.8psi, 280whp, 300ftlbs. CHECK your oil, these cars use it.
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