From Edelbrock's web site:
600 cfm, square-flange, manual choke #1405* Replacement Main body only for #1405 (reconditioned) #9921* Replacement Top only for #1405 (reconditioned) #9927*Recommended for most Performer applications and small cubic-inch Torker II applications. Includes both timed and full vacuum ports for ignition advance. Electric choke #1478 can be added if needed. Comes with the following jets, rods and springs: Metering Jets: Primary .100, Secondary .095; Metering Rods: .070 x .047. Step-Up Spring: orange (5" Hg). Use our Carb Stud Kits if needed, see installation items.