Restore the fueling precision of your high-performance carburetor with the RDR CVK-30 Carburetor Repair Kit. Specifically designed for 30mm constant velocity (CVK) carburetors, this kit includes precision-machined jets and components to eliminate flat spots and ensure proper fuel metering across the RPM range.
Note: This is a 30mm-specific kit. It will not fit standard 18mm (50cc) or 24mm (150cc) carburetors found on stock GY6 engines. Please verify your carburetor size before ordering.
What's Included
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#128 Main Jet: Optimized for high-flow 30mm venturi requirements.
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#40 Idle Jet: Provides a stable, reliable idle and smooth low-end transition.
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Compatible Gaskets & O-Rings: Precision-fit seals for CVK-style bowls.
Specifications
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Carburetor Type: CVK (Constant Velocity)
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Venturi Size: 30mm
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Brand: RDR (Taiwan)
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Application: Performance Tuning / Repair
Model Fitment & Compatibility
| Engine Family |
Compatible Application |
| GY6 Big Bore |
Custom 170cc, 180cc, and 232cc performance builds. |
| 250cc Scooters |
Honda Helix (CN250) clones and 172mm engine variants. |
| ATV / Go-Kart |
200cc–250cc TaoTao, Roketa, and SunL utility vehicles. |
About RDR: Based in Taiwan, RDR specializes in professional-grade tuning components for the global scooter racing industry, known for higher manufacturing tolerances than standard OEM kits.
California Prop 65 Warning
Model Fitment
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