MIKUNI 4/042-310 Hex Main Jets - High-Performance Fuel Jet Kit for Powersports Engines

Upgrade your powersports engine's fuel delivery system with MIKUNI's 4/042-310 Hex Main Jets. These precision-machined jets ensure accurate fuel metering for improved throttle response, smoother power delivery, and maximum engine performance across a range of riding conditions.

Key Features

• Hexagonal Jet Design: Ensures precise fuel flow control and easy installation with standard tools
• High-Quality Brass Construction: Resists corrosion and maintains accuracy in extreme temperatures
• Model-Specific Compatibility: Engineered for MIKUNI carburetors with 4/042-310 main jet ports
• Performance Optimization: Enhances fuel-air mixture balance for increased power and efficiency

Why Choose This Product

These main jets are essential for riders seeking to fine-tune their engine's performance. The durable brass construction ensures long-lasting reliability, while the precise hex design simplifies installation. Whether you're modifying a motorcycle, ATV, or UTV, these jets deliver consistent fuel delivery for smoother acceleration and better fuel economy. Perfect for both amateur and professional riders looking to maximize their machine's potential.