SKU: 310-05-2000 | UPC: 841150914492
Skunk2 Honda K20C1 Alpha Series Intake &. Exhaust Valve Set (Standard Compression) 2017-2021 Civic Type R
Skunk2 Alpha Series Intake and Exhaust Valve Set for Honda K20C1 2.0L turbo engine in 2017-2021 Civic Type R delivers increased airflow from +1mm oversized heads while keeping standard compression. This 16-piece set with 8 intake and 8 exhaust valves supports extreme RPM and boost in performance builds. Direct replacement enhances combustion efficiency and power output.
Key Features
- One-Piece Forged 4740 Chromoly Construction: Provides strength and fatigue resistance for reliability under high stress and turbo boost.
- Swirl Polished Surfaces: Reduces friction and valve flutter at high RPM for smoother operation and consistent power.
- Oversized Valve Heads: Intake 36.5mm diameter by 115.9mm length exhaust 30.5mm by 115.0mm length with 7.98mm stems increase flow and combustion efficiency.
- Bead Blasted Finish: Lowers stress risers on stems for durability in turbocharged high-heat conditions.
- Direct OEM Compatibility: Fits stock keepers seals and beehive valve springs no modifications needed.
Product Notes
- Special order item potential lead time from manufacturer.
- Inspect valve guides and seats before installation.
- Packed in protective foam-lined box 12 x 8 x 3 inches.
Installation Notes
- Professional installation recommended.
- Valve spring compressor tool required for cylinder head work.
- Uses OEM valve stem seals and keepers for plug-and-play fitment.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2017-2021 | Honda | Civic Type R | Base |
Why Choose Skunk2?
- Trusted brand with 25+ years of Honda racing development.
- Manufactured to exacting tolerances for consistent performance gains.
- Backed by real-world testing in drag and circuit applications.
Frequently Asked Questions
- Q: Will this fit 2023+ Honda Civic Type R models?
A: No this set is engineered specifically for the 2017-2021 K20C1 engine not compatible with later K20C variants. - Q: What material are the valves made from?
A: One-piece forged from 4740 chromoly steel with 7.98mm 1mm oversize stems for strength and heat resistance. - Q: What is the warranty coverage?
A: Skunk2 offers a limited lifetime warranty against manufacturing defects when installed by certified technicians.
Shipping &. Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Foam-protected custom box 12 x 8 x 3 inches
- Weight: 2.8 lbs
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