GSC P-D Subaru EJ255/EJ257 (USDM) w/Intake AVCS S1 Cams 268/266 Billet - 7025S1
This Item has limited quantity. Request Quote for item availability.
Please Request Quote for stock status
GSC Power-Division billet S1 camshafts for the USDM STi and WRX with Intake only AVCS. These will not drop any low end power, and will create more power and torque across the entire RPM range. Good for stock frame upgraded turbos or up to 500 WHP upgrades. Upgraded valve springs are required beehive valve springs are recommended, but not required.
Note:
- Check Pictures for cam placement. Long nose = Left Side, short nose = Right Side
- Due to the lobe size, head castings may need to be filed down slightly for clearance - Please check during install
- Proper break in and running high zinc oil is a must on flat tappet engines
- Must be installed by an experienced technician
Fitment:
- Subaru Impreza WRX STI EJ257 2004-2007
GSC Power-Division billet S1 camshafts for the USDM STi and WRX with Intake only AVCS. These will not drop any low end power, and will create more power and torque across the entire RPM range. Good for stock frame upgraded turbos or up to 500 WHP upgrades. Upgraded valve springs are required beehive valve springs are recommended, but not required.
Note:
- Check Pictures for cam placement. Long nose = Left Side, short nose = Right Side
- Due to the lobe size, head castings may need to be filed down slightly for clearance - Please check during install
- Proper break in and running high zinc oil is a must on flat tappet engines
- Must be installed by an experienced technician
Fitment:
- Subaru Impreza WRX STI EJ257 2004-2007
| Brand | GSC |
|---|