GSC S1 Camshafts 268/268 Billet Mitsubishi EVO 8 200 • Vacuum boost port

• Vacuum boost port

Completely rebuildable and individual parts are available separately for purchase

2008-2018 Subaru STI

and less wear

GSC S1 Camshafts 268/268 Billet Mitsubishi EVO 8 200 • Vacuum boost portPart #: 7008S1 The Billet GSC Power Division S1 cams for the Mitsu Evolution 4 8 are designed for those with the stock turbo up to the GT30 50Trim. These cams will not sacrifice any bottom end loss over stock cams; nothing but gains and will promote faster spooling of the upgraded turbos. Gains of 30 55whp (depending on Turbo) have been seen by simply bolting the S1 cams in. Designed for a rev range of 3000 8000rpms, these cams work well on the stock