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SKU: 3014-8
GSC Power-Division Mitsubishi 4B11T Intake Valve Guide Stopper Style - Set 8 for 2008-2015 Lancer Evolution X & Ralliart
GSC Power-Division intake valve guide stoppers provide exact installation control for the Mitsubishi 4B11T engine in 2008-2015 Lancer Evolution X and Ralliart models. This set of 8 stopper style guides locks into place at the correct depth to maintain valve stem alignment under high boost and RPM. Install these for dependable sealing and extended valvetrain life in performance builds.
Key Features
- Stopper Lip Design: Locks guide at precise height to avoid installation errors and ensure consistent valve-to-guide clearance
- Manganese Bronze Material: Resists wear from high heat and friction for long-term durability in turbocharged applications
- 4B11T Intake Specific: Matches OEM intake valve stem dimensions and aftermarket oversized valves up to +1mm
- CNC Precision Machined: Tight tolerances reduce oil consumption and improve ring seal efficiency
- Complete Set of 8: Covers all intake positions for full cylinder head refresh without mismatched parts
Product Notes
- Valve guides require removal of stock guides using dedicated puller tool before installation
- Inspect valve seats during install and re-cut if needed for peak performance
- Packaged in protective case to arrive ready for immediate use
Installation Notes
- Professional installation recommended.
- Use GSC or equivalent valve guide driver sized for 4B11T intake guides
- Compatible with stock cylinder heads and GSC valve seals
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2008-2015 | Mitsubishi | Lancer | Evolution X |
| 2009-2015 | Mitsubishi | Lancer | Ralliart |
Why Choose GSC Power-Division?
- Proven in professional racing teams and high-horsepower street builds
- Hand-built quality with rigorous testing for every batch
- Advanced engineering matches modern turbo engine demands
Frequently Asked Questions
-
Q: Will these fit my 2010 Lancer Evolution X MR?
A: Yes, designed specifically for all 2008-2015 Evo X models with 4B11T engines including GSR and MR trims -
Q: What material construction do these guides use?
A: Manganese bronze alloy chosen for its strength, heat resistance, and low friction properties in performance valvetrains -
Q: What warranty coverage applies?
A: GSC Power-Division offers limited lifetime warranty against manufacturing defects when installed correctly
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Compact protective box 5 x 3 x 1 inches
- Weight: 0.25 lbs
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