Main Jets (2) - 12258

Enhance your engine's performance with the HOLLEY Main Jets, designed to optimize your air and fuel mixture for superior combustion efficiency.

• Precision-engineered for consistent fuel flow, ensuring reliable power delivery during acceleration.
• Facilitates fine-tuning of your carburetor setup, allowing for improved throttle response and overall engine performance.
• Lightweight design at just 0.020 lbs, promoting easy installation and minimal impact on vehicle weight.
• Built to meet the high standards of HOLLEY, a trusted name in automotive performance parts.

These main jets are essential for achieving the perfect air-fuel ratio tailored to your engine's needs.

Upgrade your ride with HOLLEY Main Jets and experience enhanced performance on the road.