GSC Intake Valve Guide – Standard Single for Mitsubishi 4B11T (GSC3012)
Precision Fit for Mitsubishi 4B11T Engines
Upgrade your 4B11T engine with the GSC Power Division traditional intake valve guide, designed for smooth performance and long-term reliability. This standard-size guide (PN GSC3012) features a smooth-style design and is sold individually or in sets of 8 for full rebuilds.
Oversized Options Available
For tighter tolerances and custom builds, oversized intake valve guides are available in +0.001" and +0.003" variants. Each guide is crafted to meet exacting specs for high-performance applications.
Technical Specifications
- Part Number: GSC3012
- Engine Fitment: Mitsubishi 4B11T
- Total Length: 1.735" / 44.07mm
- Outer Diameter: 0.4351" / 11.05mm
- Valve Stem Diameter: 5.5mm
Why Choose GSC Valve Guides?
Engineered for precision, GSC valve guides deliver smooth airflow and consistent valve control. Ideal for performance builds, turbocharged setups, 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)
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov

