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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
Every short block is assembled by our master engine technician with 25 years of Subaru performance engine building experience in our dedicated engine room to exacting specifications
Manufacturer Part No: ST413104S000 / ST413104S020 (Group N)
The STI scoop is taller than the WRX one increasing potential airflow if it is fitted in its place
STI EJ207 MY12-20 (Starting Production Date Jan 21
AVCS Oil Control Valve FA/FB Part No.:10921AA241 Every short block is assembledThe AVCS intake oil control valve (solenoid) controls oil flow to the camshaft sprocket as part of the variable valve timing (VVT) system. It installs into the front timing chain cover over each cam sprocket. A sticking or faulty oil control valve may set a fault code and require replacement. The AVCS (Active Valve Control System) is used by Subaru to vary the camshaft timing in order to improve efficiency and reduce emissions across the rpm range.
