Product Detail

The Walbro WT-990 high-performance carburetor is an excellent upgrade for Zenoah and CY RC-style engines. Recommended by Zenoah, this carburetor is designed to eliminate low-end acceleration lag commonly found in standard models, offering improved performance for RC applications such as HPI Baja and FG Modellsport.

Features

• 15.88mm bore and 12.7mm venturi for enhanced airflow
• Independent tunable high and low-speed jets for precise tuning
• Modified throttle shaft for compatibility with most RC applications
• Eliminates low-end lag while maintaining peak power tuning
• High-performance design without an internal choke
• No built-in acceleration pump, unlike the WT-813

Specifications

• Carburetor Model: Walbro WT-990
• Bore: 15.88mm
• Venturi: 12.7mm
• Compatible with Zenoah and CY engines
• Zenoah Part#: 575655001
• FG Part#: 07855
• SKU: AV990

Important Notes

• Does not include an internal choke
• Suitable for high-performance RC applications such as HPI Baja and FG Modellsport