Optimize your carburettor's fuel delivery with precision-engineered Holley main jets featuring a .104 drill size for accurate fuel flow. Each pack includes two jets designed to fit seamlessly into your fuel system, weighing just 0.05 kg for easy handling. Enhance engine performance and fuel efficiency with components engineered for reliability and exact fit.

Optimize your engine’s fuel delivery with precise .094 drill size main jets designed for consistent performance. Each pack includes two jets, weighing just 0.05 kg for easy handling and installation. Improve carburetor tuning efficiency with Holley’s engineered reliability.

Optimize your carburetor’s fuel delivery with precision-engineered main jets featuring a .050 drill size. This 2-pack from Holley delivers consistent flow control, ensuring smoother engine performance and better fuel efficiency. Discover how exact jet sizing enhances your tuning capabilities below.

Extend your carburettor's main jet capacity effortlessly with Holley’s Main Jet Extensions, designed for precise fuel delivery adjustments. Measuring 12.7 cm in length, this 2-pack fits setups requiring a notched float, ensuring compatibility and performance. Enhance your fuel system tuning with components engineered for exact fitment and reliability.

Optimize your engine's fuel delivery with precision main jets designed for consistent performance. Each jet measures 12.7 cm in length, ensuring compatibility with Holley carburettors. Enhance tuning accuracy and engine efficiency with this reliable 2-pack solution.

Optimize your carburetor's fuel delivery with precision-engineered jets designed for consistent performance. Each pack includes two main jets, measuring 12.7 cm in length, ensuring precise fuel flow adjustments for enhanced engine efficiency. Discover the impact of accurate jet sizing on your vehicle's power output.

Optimize your engine’s fuel delivery with precision using Holley Main Jet #107. Each .145 size jet in this 2-pack ensures consistent fuel flow for improved performance and efficiency. Compact dimensions of 12.7 cm by 8.8 cm provide easy integration into your carburetor setup.