Transmission Oil Pump Cover TY856 6MT Rear 300M is an aerospace alloy

300M is an aerospace alloy with increased strength

The knock sensor bolts to the top of the engine block and generates a voltage signal based on a noise frequency that corresponds to engine knock

WRX 4DR MY11-14

Ideal for canyon driving

Transmission Oil Pump Cover TY856 6MT Rear 300M is an aerospace alloyThe cast iron oil pump cover is used on oil pump equipped transmission applications (MY01 early MY07). It is secured with a series of torx bolts and serves to resist the rear thrust loads of the drive and driven shafts. Drilled passages direct oil from the oil pump into the ends of the gear shafts for bearing lubrication. Manufacturer Part No: 31328AA081 What it fits: STI MY01 07 (USDM early MY07 only) Forester STI MY04 07 Legacy Spec B MY06 07