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GSC Power Division Subaru Performance Camshafts & Valvtrain Components
57 products
57 products








GSC Billet S1 Camshaft set for Subaru EJ257 Dual AVCS
GSC7026S1
Regular price £1,227.40 Sale price £1,074.50 Save £152.90/
Shipping calculated at checkout.
GSC Power Division Billet S1 Camshaft Subaru 2008+ STI EJ257B With Dual AVCS. Good for stock frame turbo or up to 500 WHP (GT35R) upgrades. Upgraded valve springs are required; GSC Power Division Billet S1 Camshaft Subaru 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 filed down slightly for clearance - Please check during install
7026S1 | ADV Duration | Duration @ 0.040" | Peak Lift | Center Line |
Intake | 264° | 226° | 10.80mm | 125° |
Exhaust | 264° | 222° | 10.50mm | 128° |