Carburetor Standard Main Jet - 122-51 calipers-and-parts 5 Primary Pump Nozzle Size

5 Primary Pump Nozzle Size 28 Product Type 4150 Model Carburetor Secondaries Mechanical Secondary Main Jet 84 Secondary Pump Nozzle Size 31 Supercharged Application No Throttle Bore 1

Complete Brake Line Kit For 04-05 Buick Lesabre/Pontiac Bonneville Complete Steel

2011-2019 GMC Sierra 3500 HD 364 CID

Outlet:  ID 1 3/4"

3/8 in diameter

Carburetor Standard Main Jet - 122-51 calipers-and-parts 5 Primary Pump Nozzle SizeOverview: These metering orifices control fuel flow into the metering system. They are rated in flow capacity "cubic centimeters per minute" and are changeable for tuning purposes. The shape of the entry, exit, and size determines flow. All Holley Main jets are flow tested and then stamped with the correct number. Click on Catalog Product Page for complete listing of jets and sizes. Features: Fits All Holley Model 2010, 2300, 4010, 4011, 4150, 4160 &