GSC Power Division Intake Valve Guide Stopper
2017–2020 Toyota 86 / 2013–2020 Subaru BRZ / 2013–2016 Scion FR-S
3064.001-1
Overview:
The GSC Power Division Intake Valve Guide Stopper is a precision-engineered component designed specifically for the FA20 engine found in the Toyota 86, Subaru BRZ, and Scion FR-S models within the specified year ranges. Crafted from durable manganese bronze with a +.001 inch outer diameter, this valve guide stopper enhances the reliability and longevity of your engine’s intake valve system.
Ideal for performance enthusiasts and daily drivers alike, this stopper helps maintain optimal valve guide clearance, reducing wear and improving valve stability under high RPM and demanding driving conditions. Whether you are tuning your engine or seeking to preserve factory performance, this component offers a reliable upgrade to support your vehicle’s valve train integrity.
Key Features:
This intake valve guide stopper delivers precise fitment and durable construction to meet the demands of the FA20 engine platform:
- Manufactured from high-quality manganese bronze for excellent wear resistance and longevity.
- +.001 inch outer diameter specification ensures a snug, reliable fit within the intake valve guide.
- Designed specifically for the FA20 engine used in Toyota 86 (2017–2020), Subaru BRZ (2013–2020), and Scion FR-S (2013–2016).
- Improves valve guide stability, reducing valve stem wear and potential oil consumption issues.
- Supports enhanced engine durability during spirited driving and performance tuning.
- Single-piece design for straightforward installation and consistent performance.
- Precision machined to OEM tolerances for seamless integration with factory components.
Construction & Design:
The stopper is crafted from manganese bronze, a material known for its excellent combination of strength, wear resistance, and thermal conductivity. This choice of material helps maintain tight valve guide clearances while resisting deformation and wear over time. The +.001 inch outer diameter specification provides a slight oversize fit, ensuring a secure and stable placement within the intake valve guide bore.
GSC Power Division’s meticulous manufacturing process guarantees that each stopper meets strict dimensional tolerances, allowing it to function as a reliable component in the FA20’s valve train assembly. This precision helps maintain proper valve alignment and reduces the risk of valve guide-related failures, especially in high-performance or high-mileage engines.
Installation & Fitment:
This intake valve guide stopper is designed as a direct fit replacement for the intake valve guides on the FA20 engine in the specified Toyota, Subaru, and Scion models. Installation requires standard engine disassembly procedures and should be performed by a qualified technician or experienced enthusiast familiar with valve train components.
No modifications such as cutting, drilling, or special tuning are required to install this stopper. It fits precisely within the intake valve guide bore, maintaining OEM specifications while providing enhanced durability.
- Direct fit for Toyota 86 (2017–2020), Subaru BRZ (2013–2020), and Scion FR-S (2013–2016) FA20 engines.
- Installation requires valve train disassembly; professional installation recommended.
- No additional machining or tuning necessary.
What’s Included
- Single manganese bronze intake valve guide stopper with +.001 inch outer diameter.
Ideal For:
This valve guide stopper is perfect for:
- Performance enthusiasts upgrading or maintaining their FA20 engine valve train.
- Daily drivers seeking improved engine reliability and reduced valve guide wear.
- Tuners and rebuilders looking for precision components to support increased engine demands.
- Owners of Toyota 86, Subaru BRZ, and Scion FR-S models within the specified years who want to maintain OEM-level durability with enhanced materials.
