Standard Main Jet 101, Hole size .1260"|Holley 122-101 Standard Main Jet 101 Hole size .1260".
HOLLEY CARBURETOR STANDARD MAIN JETS HLY122-66 PAIR .066" JET HOLE SIZE AED RACE
HOLLEY CARBURETOR STANDARD MAIN JETS HLY#122-69 PAIR .0693" JET HOLE SIZE RACE
HOLLEY CARBURETOR STANDARD MAIN JETS HLY#122-75 PAIR .082" JET HOLE SIZE RACE
HOLLEY CARBURETOR STANDARD MAIN JETS HLY122-64 PAIR .064" JET HOLE SIZE AED RACE
HOLLEY CARBURETOR STANDARD MAIN JETS HLY#122-71 PAIR .075" JET HOLE SIZE RACE
HOLLEY CARBURETOR STANDARD MAIN JETS HLY#122-74 PAIR .080" JET HOLE SIZE RACE
