2240-8 Carburetor Main Jet Assortment Kits 68 69 70 71 72 73 74 75, 1/4"-32 Thread, Fit for Holley Carb Main Carburetors 2010 2300 4010 4011 4150 4160 4500 series, One per size

Adaptation: Fit for Holley Carb Main Carburetors 2010 2300 4010 4011 4150 4160 4500 seriesReplacement Part Number: 2240-8Thread size: 1/4 in.-32 UNFSize: 68 (0.068" / 1.73mm) 69 (0.069" / 1.75 mm) 70 (0.070" / 1.78 mm) 71 (0.071" / 1.8 mm) 72 (0.072" / 1.83 mm) 73 (0.073" / 1.85 mm) 74 (0.074" / 1.88 mm) 75 (0.075" / 1.9 mm)This 2240-8 carburetor main jet kit is designed specifically for Holley carburetors and is compatible with the 2010, 2300, 4010, 4011, 4150, 4160, and 4500 series, with a 1/4"-32 thread size. The kit includes nozzles in various sizes, from #68 to #75, allowing for precise tuning for different environments, driving habits, and performance requirements. Replacing the appropriate nozzle effectively optimizes the mixture ratio, allowing for more complete combustion, thereby improving throttle response, acceleration, and overall power output.Made of high-quality materials, it offers excellent corrosion and high-temperature resistance, ensuring long service life, resistance to clogging and deformation. The complete set eliminates the need to purchase multiple sizes separately, making it economical, portable, and a convenient backup option. It's ideal for routine maintenance, performance upgrades, and racing modifications.This nozzle kit provides greater flexibility in Holley carburetor tuning, helping you easily achieve optimal engine performance.

• Adaptation: Fit for Holley Carb Main Carburetors 2010 2300 4010 4011 4150 4160 4500 series
• Product Specifications: 8Pcs 2240-8 carburetor main jet assortment kits, 1/4 in.-32 UNF Unified Fine Thread
• Premium Material: The carburetor nozzle kit is made of high-quality materials with excellent corrosion resistance and high temperature resistance. It is not easy to be clogged or deformed after long-term use. The smooth surface treatment and precise size ensure stable injection and long service life
• Excellent Performance: This carburetor main jet kit offers a variety of sizes for Holley carburetors, helping to precisely adjust the air-fuel ratio and improve engine combustion efficiency and performance
• Quick identification: The size and model are clearly marked on the side of the nozzle, which allows you to quickly identify and select the appropriate model. It is easy to install and can be directly replaced and installed, saving you time