Main Jets (2)

Enhance your engine's performance with the HOLLEY Main Jets (part number 12279), designed to optimize your air and fuel mixture for better combustion efficiency.

• Precision engineering ensures consistent performance and reliability under various driving conditions.
• Facilitates optimal fuel flow, contributing to increased horsepower and torque.
• Lightweight design at just 0.025 lbs, making installation seamless and hassle-free.
• Compatible with a range of HOLLEY carburetors, allowing for versatile application across different setups.
• Easy to install, enabling quick adjustments for fine-tuning your vehicle's performance.

These Main Jets are essential for any performance enthusiast looking to maximize their engine's capabilities.

Upgrade your setup with HOLLEY's precision-engineered Main Jets for enhanced performance.