1 pair of Gasoline main jets for all Edelbrock and Carter AFB Performer Series carburetors.
The Edelbrock series of carburetors start with 14 followed by 2 more digits. Like 1405 1406 1407.
The AFB performer series carburetors start with 9 followed by 3 more digits like 9635 9636 9637. The last 3 digits in the jet part # denotes the jet size. Ref Edelbrock part #1422