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GSC Billet S3 Camshafts (Mitsubishi Evo 1-3 / DSM) GSC7003S3

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Item#:
gsc7003s3
$747.30
Price: $635.21
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GSC Billet S3 Camshafts – Mitsubishi Evo 1–3 / DSM (GSC7003S3)

Built for Big Turbo Power and High-RPM Performance

The GSC Power Division billet S3 camshafts (PN GSC7003S3) are engineered for Mitsubishi Evo 1–3 and first- and second-gen DSM platforms equipped with large-frame turbos—67mm and up. Designed to support aggressive boost and high horsepower builds, these cams deliver serious top-end gains while maintaining valvetrain stability at elevated RPM.

Performance Highlights

  • Power Range: Ideal for 600–1000 WHP builds
  • RPM Band: 4,500–9,500 RPM
  • Idle Quality: Noticeably rougher than stock
  • Valve Springs: Strongly recommended to pair with GSC Beehive Spring and Retainer Kit
  • Cam Trigger: Pre-tapped for 1998 DSM cam sensor
  • Manufacturing: Precision billet construction, made in the USA

Camshaft Specs

Camshaft ADV Duration Duration @ 0.040" Peak Lift Center Line
Intake 280° 238° 11.70mm 109°
Exhaust 280° 238° 11.70mm 115°

Installation Tip

If you're using aftermarket cam gears—especially AEM—double-check bolt clearance. Some gears may require a 40mm underhead bolt due to increased thickness.

Fitment:

- 1992 - 1993 Mitsubishi Lancer Evolution I 2.0L Turbo (4G63T)
- 1994 - 1995 Mitsubishi Lancer Evolution II 2.0L Turbo (4G63T)
- 1995 - 1996 Mitsubishi Lancer Evolution III 2.0L Turbo (4G63T)
- 1995 - 1999 Mitsubishi Eclipse GS-T/GSX 2.0L Turbo (4G63T)
- 1990 - 1994 Mitsubishi Eclipse 2.0L Turbo (4G63T)
- 1990 - 1998 Eagle Talon TSi 2.0L Turbo (4G63T)
- 1990 - 1994 Plymouth Laser RS Turbo 2.0L Turbo (4G63T)

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