GSC Power-Division S2 camshafts for the EJ25 Inlet 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.

Notes:

• 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