GSC Intake Valve Guide Set w/ Stopper – Toyota G16E-GTS – GSC3146-6
Complete Intake Valve Guide Set for G16E-GTS Engines
The GSC Power-Division Intake Valve Guide Set is precision-built for Toyota G16E-GTS cylinder heads. This set includes 6 standard-size guides with a stopper-style design to ensure secure seating and prevent guide movement under high-RPM conditions. Ideal for OEM rebuilds or performance upgrades.
Fitment and Options
Sold as a full set of 6 for intake-side coverage. Oversized versions are available individually in +0.001" and +0.003" to accommodate custom-machined heads or tighter tolerances.
Key Features
- Standard 5.5mm valve stem fitment for G16E-GTS platforms
- Stopper-style profile for fast install and anti-drop protection
- Precision-machined for consistent valve control
Specifications
| Stem Diameter | Total Length | Outer Diameter | Protrusion Height |
|---|---|---|---|
| 5.5mm / 0.2165" | 47mm / 1.850" | 10.34mm / 0.407" | 15.4mm / 0.605" |
Fitment:
- 2021–2025 Toyota GR Corolla 1.6L Turbo Inline-3 (G16E-GTS)
- 2020–2025 Toyota GR Yaris 1.6L Turbo Inline-3 (G16E-GTS, international markets)
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