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SKU: 3005-8 | UPC: GSC3005-8
GSC P-D 4G63 Manganese Bronze Exhaust Valve Guide Shorty Stopper Set 8 Fits 1990-2006 Eclipse Talon Evo Lancer Galant
GSC Power-Division Manganese Bronze Exhaust Valve Guide Shorty Stoppers come as a set of 8 for 4G63 engines. These guides fit 1990-1999 Mitsubishi Eclipse GST GSX GS Spyder GST, 1990-1998 Eagle Talon TSi, 1991-1992 Mitsubishi Galant VR-4, 2005-2006 Mitsubishi Lancer Evolution models, and 1990-1994 Plymouth Laser RS. The shorty stopper design and bronze material deliver reliable heat transfer and wear resistance in high performance 4G63 builds.
Key Features
- Manganese Bronze Construction: Transfers heat up to 4 times faster than cast iron to protect valves and extend guide life under boost and high RPM.
- Shorty Stopper Design: Built-in stopper controls insertion depth for precise fit in ported or stock 4G63 heads preventing migration or bottoming out.
- Precision Machined Finish: Tight tolerances ensure smooth valve stem movement and minimal clearance for reduced oil consumption.
- Exhaust Side Specific: Dimensions matched to 4G63 exhaust valves for drop-in compatibility in DSM and Evo applications.
- Complete Set of 8: Full exhaust replacement kit ready for professional rebuilds on turbocharged 4G63 engines.
Product Notes
- Honing recommended after installation to achieve final guide sizing.
- Pair with GSC valve seals for sealed performance.
- Packaged to prevent damage during transit.
Installation Notes
- Professional installation recommended.
- Use valve guide driver tool for press fit installation.
- Compatible with stock heads and aftermarket valve jobs.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1990-1998 | Eagle | Talon | TSi |
| 1990-1994 | Mitsubishi | Eclipse | GS |
| 1990-1999 | Mitsubishi | Eclipse | GST |
| 1990-1999 | Mitsubishi | Eclipse | GSX |
| 1996-1999 | Mitsubishi | Eclipse | Spyder GST |
| 1991-1992 | Mitsubishi | Galant | VR-4 |
| 2005-2006 | Mitsubishi | Lancer | Evolution |
| 2005-2006 | Mitsubishi | Lancer | Evolution MR |
| 2005-2006 | Mitsubishi | Lancer | Evolution RS |
| 2006 | Mitsubishi | Lancer | Evolution SE |
| 1990-1994 | Plymouth | Laser | RS |
Why Choose GSC?
- Established leader in 4G63 performance components for DSM and Evo owners.
- Materials selected for turbocharged endurance and daily driving.
- CNC machined in the USA for consistent quality in every set.
Frequently Asked Questions
-
Q: Will these fit 2003-2006 Mitsubishi Lancer Evolution 8/9?
A: Yes they fit 2005-2006 USDM Lancer Evolution MR RS SE models with 4G63 engines confirm your head type. -
Q: What makes manganese bronze better for valve guides?
A: Manganese bronze resists galling provides superior lubrication retention and handles exhaust heat without seizing valves. -
Q: What is the warranty on GSC valve guides?
A: GSC offers a limited lifetime warranty against manufacturing defects when installed by qualified technicians.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Secure box 6 x 4 x 2 inches
- Weight: 0.35 lbs
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