Standard Main Jet #101 HO122-101 Product:1/4-32" Thread, .126" Hole Size (Pair) Drag Race Solid Camshaft -

Drag Race Solid Camshaft - 300F-6Suit Small Block Chevy 1955 - 98

With Grey Spanner Bag

Bare heads will have valve guides and seats installed

0 ohms Empty/90 ohms Full PHANTOM 2-5/8" FUEL LEVEL Air-Core meter movement

If your vehicle is equipped with a plate type nitrous system

Standard Main Jet #101 HO122-101 Product:1/4-32" Thread, .126" Hole Size (Pair) Drag Race Solid Camshaft -Standard Main Jet #1011 4 32" Thread, . 126" Hole Size (Pair) HO122 101 122 101 These metering orifices control fuel flow into the metering system. They are rated in flow capacity "cubic centimetres 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.