EBC KJ137.5-4 Round Main Jets - High-Performance Fuel Jet for Honda & Kawasaki Carburetors

Upgrade your carburetor's fuel delivery system with EBC's KJ137.5-4 round main jets. These precision-machined jets ensure optimal air-fuel ratios for enhanced power, responsiveness, and engine efficiency across multiple motorcycle models.

Key Features

• Model Compatibility: Specifically designed for Honda CBR600, CBR1000, VB/VD/VE series, and select PD/PE carbs. Also fits all Kawasaki CV and CVK series carburetors.
• Precision Engineering: CNC-machined brass construction for consistent fuel flow and long-lasting durability in high-performance applications.
• Performance Optimization: Fine-tuned orifice size delivers precise fuel metering for improved throttle response and engine performance.
• Easy Installation: Standardized threading ensures quick, hassle-free replacement without requiring specialized tools.

Why Choose This Product

Whether you're tuning a sport bike or modifying a classic, these main jets provide reliable fuel delivery for smoother acceleration, better fuel efficiency, and consistent engine performance. Their durable brass construction resists corrosion and maintains accuracy under extreme riding conditions. Perfect for riders seeking precise control over their carburetor's fuel metering system.