GSC Power-Division For Subaru EJ255/7 with Intake AVCS Billet S2 Camshaft set

 

GSC Power-Division Billet S2 camshafts for the USDM STi and WRX with Intake only AVCS. These cams are built to suit the high horsepower Subys. With a power range of 500WHP and up, you need some certain mods to utilize the true potential of the S2s. Built motor, with a built/ported head, and a Turbo capable of supporting 500+whp. Upgraded valve springs are required; Beehive valve springs are recommended but not required.

 

Check Pictures for cam placement. Long nose= Left Side, short nose - Right Side.

Due to the lobe size, head castings will need to be filled down slightly for clearance.

Proper break in and running high zinc oil is a must on flat tappet engines. Must be installed by an experienced technician

Requires upgraded valve spring

 

 

Subaru EJ255/7