Holley 122-72 Carburetor Standard Main Jet

Holley 122-72 Carburetor Standard Main Jet

• Standard Main Jet
• .079" Jet size
• 1/4-32 Thread
• Sizes from 40-110
• Fits All Holley Model 2010, 2300, 4010, 4011, 4150, 4160 & 4500

This standard main jet is manufactured to high tolerances for consistency and is designed to fine-tune the carburetor for street or race applications. The hole size measures 0.0755'' and is threaded for easy installation and removal. It is a replacement jet and comes with 1/4-32 unified fine thread.