Product Description
GSC Power-Division Billet S2 camshafts for the 08+ Subaru STI EJ257 with Dual AVCS. These cams are built to suite the higher horsepower Subis. 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 good engine management system. 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
- Requires upgraded valve springs
- 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 springs
| 7026S2 | ADV Duration | Duration @ 0.040" | Peak Lift | Center Line |
| Intake | 272° | 233° | 10.80mm | 125° |
| Exhaust | 272° | 233° | 10.50mm | 128° |
California Residents, Proposition 65 WARNING
