Holley 122-77 Carburetor Standard Main Jet Seat Covers and prevent your child from

and prevent your child from accidentally touching the push to start button

2007-2020 'G M C Sierra 1500 / 2500 HD / 3500 HD' Crew Cab

For VT1100C2/C2-2/D2 Shad-ow ACE 1995-1999

Package Included:

Circular Ventilation: Integrated circular holes around the lens promote air circulation

Holley 122-77 Carburetor Standard Main Jet Seat Covers and prevent your child fromThese 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.