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SKU: 3005.001-1
GSC Power-Division Mitsubishi 4G63T (1990-2006) Manganese Bronze Exhaust Valve Guide Shorty Stopper +.001in OD - Single
GSC Power-Division manganese bronze exhaust valve guide shorty stopper delivers reliable retention for 4G63T cylinder heads in performance applications. The +0.001in outer diameter fits honed bores precisely preventing guide drop in high boost setups. Designed for 1990-1999 DSM Eclipse GSX Talon TSi and Lancer Evolution models this single unit supports racing level durability.
Key Features
- Manganese Bronze Material: Provides high wear resistance and heat dissipation for extended life in turbocharged 4G63T engines
- +.001in OD Sizing: Matches oversized guide bores ensuring zero movement during extreme valve train stress
- Shorty Stopper Profile: Compact length clears ported heads and oversized valve seats without bottoming out
- CNC Precision Machining: Tight tolerances guarantee drop-in compatibility with GSC or OEM 4G63T valve guides
- Single Piece Design: Allows targeted replacement in custom head builds saving time and cost
Product Notes
- Confirm guide bore ID measures +0.001in before purchase
- Use with bronze or steel 4G63T exhaust valve guides for best results
- Lightweight component ships quickly in protective sleeve
Installation Notes
- Professional installation recommended.
- Micrometer bore measurement required for +0.001in fit
- Press fit only no adhesives or special tools needed
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1990-1994 | Mitsubishi | Eclipse | GST GSX |
| 1990-1994 | Eagle | Talon | TSi |
| 1990-1994 | Plymouth | Laser | RS Turbo |
| 1995-1999 | Mitsubishi | Eclipse | GSX |
| 1992-2001 | Mitsubishi | Lancer Evolution | I II III |
| 2003-2006 | Mitsubishi | Lancer Evolution | VIII IX |
Why Choose GSC Power-Division?
- Proven in DSM and Evo drag racing circle track applications
- Bronze alloys formulated for 1000hp plus 4G63T builds
- USA made with rigorous quality control for every part
Frequently Asked Questions
-
Q: Will this fit 2G DSM 4G63T heads?
A: Yes works in all DOHC 16V 4G63T heads from 1G DSM 2G DSM and Evo 1-9 exhaust positions -
Q: Why manganese bronze over other metals?
A: Manganese bronze resists galling wear and conducts heat better than phosphor bronze in exhaust locations -
Q: What warranty applies?
A: GSC offers limited lifetime warranty against manufacturing defects when installed correctly
Shipping & Handling
- Method: USPS First Class or UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Protective padded envelope 6x4x1 inches
- Weight: 0.05 lbs
GSC Power Division
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