AVCS Oil Control Valve FA/FB Part No.:10921AA241 Increased thickness over stock by

Increased thickness over stock by 44% on Gen 2 BRZ models and 125% over Gen 1

Supplied individually

There are two 10mm oil pumps that are interchangeable

Manufacturer Part No: ST413104S000 / ST413104S020 (Group N)

A double row bearing version without lip is used in the upper location on all applications and lower locations on DOHC applications (turbo and non-turbo) while a single row bearing version with lip is used in the lower location on SOHC applications

AVCS Oil Control Valve FA/FB Part No.:10921AA241 Increased thickness over stock byThe 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.