GSC Intake Valve Guide – Honda K20C1 CTR – +0.001" Oversize – Single – GSC3120.001-1
Precision-machined guide for performance head builds
This +0.001" oversize intake valve guide from GSC Power Division is designed for Honda K20C1 CTR engines, offering enhanced clearance for custom head work or rebuilds. Sold individually for targeted replacements, with standard and +0.003" options available separately. Ideal for maintaining valve stability and long-term durability under high-performance conditions.
Specs – GSC3120 Series:
- Length: 1.870 in / 47.50 mm
- Outer Diameter: 0.4357 in / 11.07 mm
- Valve Stem Diameter: 5.5mm
Compatible with Honda Civic Type R models equipped with the K20C1 engine. Perfect for precision head servicing and performance tuning.
Fitment:
- 2015 Honda Civic Type R (FK2)
- 2016 Honda Civic Type R (FK2)
- 2017 Honda Civic Type R (FK8)
- 2018 Honda Civic Type R (FK8)
- 2019 Honda Civic Type R (FK8)
- 2020 Honda Civic Type R (FK8)
- 2021 Honda Civic Type R (FK8)
- 2023 Honda Civic Type R (FL5)
- 2024 Honda Civic Type R (FL5)
- 2025 Honda Civic Type R (FL5)
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