GSC Stopper-Style Exhaust Valve Guide +0.003" Single Mitsubishi 4B11T (GSC3013.003-1)
Oversized Precision for Mitsubishi 4B11T Engines
Built for high-performance applications, the GSC Power Division stopper-style exhaust valve guide offers a +0.003" oversized fitment tailored for Mitsubishi 4B11T engines. This smooth-style guide (PN GSC3013.003-1) ensures tight tolerances and consistent valve control under demanding conditions.
Standard and Oversized Options Available
Standard-size guides are available individually or in sets of 8. Oversized options include +0.001" and +0.003", sold separately to support custom tuning and high-load durability.
Technical Specifications
- Part Number: GSC3013.003-1
- Engine Fitment: Mitsubishi 4B11T
- Total Length: 1.735" / 44.07mm
- Outer Diameter: 0.4351" / 11.05mm
- Valve Stem Diameter: 5.5mm
Built for Performance and Longevity
GSC valve guides are trusted by engine builders for their precision machining and stopper-style design. Whether you're refreshing a street car or assembling a turbocharged track build, this oversized guide delivers reliable fit and long-term durability.Fitment:
- 2008 - 2015 Mitsubishi Lancer Evolution X (4B11T)
- 2009 - 2010 Mitsubishi Ralliart (4B11T)
- 2009 - 2020 Mitsubishi Outlander (4B11T Turbo Swap)
- 2018 - 2023 Mitsubishi Eclipse Cross (4B11T Turbo Swap)
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