GSC Billet R2 Stroker Camshafts – Mitsubishi Evo 1–3 / DSM (GSC7003R2)
Built for High-Revving Stroker Setups
The GSC Power Division billet R2 camshafts (PN GSC7003R2) are designed for Mitsubishi Evo 1–3 and first- and second-gen DSM platforms. These cams are optimized for stroker builds operating in the 4,000–8,500 RPM range, delivering aggressive lift and duration for serious performance gains.
Camshaft Specs
| Camshaft | ADV Duration | Duration @ 0.040" | Peak Lift | Center Line |
|---|---|---|---|---|
| Intake | 274° | 236° | 12.00mm | 109° |
| Exhaust | 274° | 236° | 12.00mm | 115° |
Important Notes
- Requires GSC Beehive Spring and Retainer Kit for proper valvetrain support
- Pre-tapped for 1998 DSM cam trigger
- Expect a rougher idle compared to stock cams
- Made in the USA with precision billet construction
- If using aftermarket cam gears (especially AEM), verify bolt length—some gears may require a 40mm underhead bolt due to thickness
Ideal For:
Track-focused stroker builds, high-revving DSMs, and Evo 1–3 setups looking for aggressive cam profiles and reliable top-end power.
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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