The GSC Power-Division S1 cams for the Mitsu Evolution X are designed for those with the stock turbo up to the 550hp range 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 20-50whp (depending on Turbo) have been seen by simply bolting the S1 cams in.
- Designed for a rev range of 3000-7500rpms
- New Billet Design!
- the S1 cams work well on the stock valve springs
- Intake 264 / 220 @ .040" / Peak Lift 10.2mm
- Exhaust 264 / 216 @ .040" / Peak Lift 10.0mm