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SKU: 2001-01 | UPC: GSC2001-01
GSC P-D Mitsubishi 4G63T Evo 1-9 DSM Chrome Polished Exhaust Valve - 30.5mm Head (STD) - Single
The GSC P-D Chrome Polished Exhaust Valve features precise design for Mitsubishi 4G63T engines in Evo 1-9 and DSM models like Eclipse GSX Talon TSi. This single valve with 30.5mm standard head diameter boosts exhaust flow and manages extreme heat in turbocharged applications. It replaces stock valves directly with added power and durability for racing street builds.
Key Features
- Chrome Polished Stem: Reduces guide friction extends valve life transfers heat quickly from head
- Swirl Polished Head: Improves exhaust gas velocity supports higher engine efficiency and output
- Sodium Filled Core: Moves combustion heat from face through stem to coolant faster preventing failure
- One-Piece Forged Steel: Resists high RPM boost pressures without bending or breaking under load
- Exact Specs: 30.5mm head 7mm stem 105.85mm length matches 4G63T DOHC heads for drop-in fit
Product Notes
- Engineered for 4G63T cylinder heads in high-performance turbo setups
- Maintain chrome finish with clean dry storage away from moisture
- Packaged in protective sleeve arrives ready for professional install
Installation Notes
- Professional installation recommended.
- Apply assembly lube to stem check guide clearance before assembly
- Works with stock retainers springs up to 1.2mm lift cams
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1990-1994 | Mitsubishi | Eclipse | GST Turbo |
| 1990-1994 | Mitsubishi | Eclipse | GSX Turbo |
| 1995-1999 | Mitsubishi | Eclipse | GST Turbo |
| 1995-1999 | Mitsubishi | Eclipse | GSX Turbo |
| 1990-1994 | Eagle | Talon | TSi Turbo |
| 1990-1994 | Plymouth | Laser | RS Turbo |
| 1992-1996 | Mitsubishi | Lancer Evolution | I-III |
| 1996-2001 | Mitsubishi | Lancer Evolution | IV-VI |
| 2001-2002 | Mitsubishi | Lancer Evolution | VII |
| 2003-2005 | Mitsubishi | Lancer Evolution | VIII MR |
| 2005-2006 | Mitsubishi | Lancer Evolution | IX MR |
Why Choose GSC?
- Proven track record in DSM Evo racing circuits worldwide
- Built to exacting standards for reliable consistent performance
- Developed by specialists in 4G63T valvetrain components
Frequently Asked Questions
-
Q: Does this fit 2G Eclipse GSX GST Talon and Evo 8/9?
A: Yes fits all 4G63T DOHC heads including 1995-1999 Eclipse GST GSX 1990-1994 Talon TSi and Evo I-IX -
Q: What material design and specs?
A: One-piece forged steel with swirl polished 30.5mm STD head 7mm chrome stem 105.85mm length sodium filled core -
Q: What warranty applies?
A: Limited lifetime warranty covers manufacturing defects with proof of professional installation
Shipping & Handling
- Method: UPS Ground or USPS Priority Mail
- Availability: In stock - ships same or next business day
- Packaging: Protective sleeve in 6 x 4 x 1 inch box
- Weight: 0.15 lbs
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