DYNOJET Jet Kit - Yamaha YZF350 Banshee 4320

Carburetor tuning is one of the most effective ways to unlock hidden performance from your YZF350 Banshee without major engine modifications. The DYNOJET Jet Kit gives you precise control over fuel delivery across the entire RPM range, allowing you to optimize power output while maintaining rideability—whether you're running stock components or a modified setup. With fully adjustable jetting stages, you can tailor the fuel map to match your specific engine configuration and riding conditions.

Technical Specifications:

• Manufacturer: DYNOJET
• Part Number: 4320
• Application: Yamaha YZF350 Banshee
• Installation: Bolt-on carburetor kit
• Material: Precision-machined jets
• Adjustment: Fully customizable jetting
• Stage 1 Gain: ~5% power increase
• Stage 2 Gain: ~8% power increase
• Stage 3 Gain: ~10-15% power increase
• Stage 7: Race-only application
• Stage 1 Compatibility: Stock engine/filters
• Stage 2 Compatibility: Mild modifications
• Stage 3 Compatibility: Individual air filters
• Best For: Street/trail versatility
• Race Stages: Stage 7 available
• Note: Professional tuning recommended