Carburetor Standard Main Jet - 122-46 air-cleaners-and-hardware 4L V8 1987 - 1991

4L V8 1987 - 1991 GMC V3500 350/5

7 L6 2007 - 2010 Dodge Ram 2500 Laramie 408/6

Fuel Line Kit For 69-73 Chevy Nova 2 Piece 1/4 Inch Fuel Return Line Steel

This system is perfect for the person looking for a moderately aggressive exterior and interior sound level with all of the performance benefits that you would expect from Flowmaster

Fuel Line Kit For 64-66 Skylark GS Lemans GTO Hardtop 1/4 Inch Fuel Return Line Steel

Carburetor Standard Main Jet - 122-46 air-cleaners-and-hardware 4L V8 1987 - 1991Overview: 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 &