GSC Power Division Intake Valve Guide – Standard Set of 12 w/ Stopper (Nissan / Infiniti VR30DDTT) – GSC3138-12
The GSC Power Division Standard Intake Valve Guide Set is crafted for the Nissan/Infiniti VR30DDTT twin-turbo V6. Featuring a stopper-style design, these guides deliver consistent valve stem support and secure fitment—ideal for performance builds or factory head service.
Fitment & Options
- Engine Compatibility: Nissan / Infiniti VR30DDTT
- Standard Size: Sold as a complete set of 12 or individually
- Oversized Variants: Available in +0.001" and +0.003" for tighter clearance applications
Technical Specifications
- Total Length: 1.576 in / 40.03 mm
- Outer Diameter: 0.3751 in / 9.53 mm
- Valve Stem Diameter: 5.5 mm
Why Choose GSC3138-12?
- Stopper-style profile for enhanced valve control
- Precision-machined for long-term reliability and consistent fit
- Trusted by engine builders for street, track, and high-performance applications
Whether you're refreshing a stock head or upgrading for power, GSC3138-12 delivers the precision and durability your VR30DDTT intake system demands.
Fitment:
- 2016–2022 Infiniti Q50 Red Sport 400
- 2017–2022 Infiniti Q60 Red Sport 400
- 2023+ Nissan Z (RZ34) Performance & Proto Spec
- 2021–2023 Infiniti Q50 Luxe / Sensory / Signature Edition
- 2020–2022 Infiniti Q60 Luxe / Sport / Sensory
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