This is the correct size for Holley jets. This will also work for Demon, Quick Fuel, AED, etc.
AED 5895 Rear Jet Extension Kit Holley Carburetor Jet Extension 4150 4160 4500
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
