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GSC P-D 4B11T 08+ Evo 10 Dual Mivec S1 Cams 264/264 Billet

GSC7010S1
GSC7010S1
Camshafts
11 Units In Stock - Ships Next Business Day
$ 821.50 $ 698.28
$ 698.28

SKU: 7010S1

GSC P-D 4B11T 08+ Evo 10 Dual Mivec S1 Cams 264/264 Billet

GSC Power-Division S1 camshaft set delivers precise cam timing for the 4B11T Dual MIVEC engine in 2008+ Mitsubishi Lancer Evolution X. These billet cams feature 264/264 degree primary duration to increase horsepower and torque throughout the RPM range while maintaining throttle response. Direct replacement retains factory variable valve timing for seamless integration.

Key Features

  • Billet 8620 Cores: High-strength construction ensures durability under high-RPM abuse and resists flex for consistent valve timing.
  • 264/264 Primary Duration: 10.20mm intake / 9.70mm exhaust lobe lift with 240/240 duration at 1mm provides broad power gains from 3500-8000 RPM.
  • Secondary Lobes 256/256 Duration: 8.51mm intake / 8.25mm exhaust lift optimized for low-end torque and smooth idle with OEM valvetrain.
  • Dual MIVEC Compatible: Factory VVT actuators bolt on directly preserving variable valve timing across operating range.
  • USA Made Precision Grind: CNC ground profiles match OEM base circle for drop-in fit with no valvetrain modifications required.

Product Notes

  • Designed for stock valve springs and retainers. no upgrades needed for street or track use up to 350whp.
  • Apply assembly lube during installation and follow 500-mile break-in with conventional oil.
  • Ships in protective sleeves to prevent damage. store horizontally if not installing immediately.

Installation Notes

  • Professional installation recommended.
  • Replace timing belt water pump and tensioner during cam swap for reliability.
  • Compatible with OEM cam gears and sprockets. torque to factory specs using angle method.

This Part Fits

Year Make Model Submodel
2008-2015 Mitsubishi Lancer Evolution GSR
2008-2015 Mitsubishi Lancer Evolution MR
2009-2015 Mitsubishi Lancer Ralliart
2010-2011 Mitsubishi Lancer Ralliart Sportback

Why Choose GSC Power-Division?

  • Field proven in World Rally Championship and drag racing Evo builds.
  • Engineered for daily drivable power with track-ready reliability.
  • Made in USA with tight tolerances exceeding OEM standards.

Frequently Asked Questions

  • Q: Will these cams fit my 2008-2015 Evo X MR with 4B11T engine?
    A: Yes fits all 2008-2015 Lancer Evolution X models with Dual MIVEC 4B11T turbo including GSR and MR. bolts to factory cam carriers.
  • Q: What material are the camshafts made from?
    A: Billet 8620 alloy steel cores with nitrided surfaces for wear resistance and heat-treated lobes.
  • Q: Do I need upgraded valve springs for installation?
    A: No S1 cams work with stock springs up to 350whp. GSC S2 or higher may require springs.

Shipping & Handling

  • Method: UPS Ground or FedEx
  • Availability: In stock - ships same or next business day
  • Packaging: Protective sleeves in 30 x 6 x 6 inch box
  • Weight: 5.8 lbs

Request For Information

Have questions about GSC P-D 4B11T 08+ Evo 10 Dual Mivec S1 Cams 264/264 Billet? Fill out the form below and we'll get back to you by the next business day.
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