EJ207 Subaru Engine - AustralianCar.Reviews: #1 for ...
For the GC Impreza WRX STi, the EJ207 engine had a single scroll, roller bearing turbocharger which provided maximum boost pressure of 825 mm Hg (15.95 psi, 1.1 bar) from 3000 rpm. It is understood that the GC Impreza WRX STi had an IHI VF28 turbocharger. The EJ207 engine had a wastegate to limit boost pressure.
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