Primary. Replacement. Each.
May not have been used on the primary side of all carbs
** Not correct for use on the secondary side of 4100 4v carbs! **

1965-1973 MUSTANG 2100, 4100 FORD CARBS

1967-1973 COUGAR 2100, 4100 FORD CARBS

1963-1964 FALCON 260, FORD 2V, TAG ID# C3AF-BD,BE, C3DF-E,F,G,H,L,M, C3OF-E,F, C4DF-E,F,J,K,N,R,S,T,AB,AC, C4OF-A,B,K,L,AE,AK,AM,AS,BR,BS, C4ZF-N,R

1964-1964 FAIRLANE 260, FORD 2V, TAG ID# C4OF-A,B,K,L,AE,AK,AM,AS,BR,BS, C4ZF-R,N, C4DF-AB,AC, C6PF-F

1957-1976 F100-F350 2100, 4100 FORD CARBS

1966-1976 BRONCO 2100, 4100 FORD CARBS

1965-1970 FALCON 2100 FORD CARB

1965-1970 FAIRLANE 2100, 4100 FORD CARBS

1968-1971 TORINO 2100 FORD CARB

1970-1970 FALCON 2100 FORD CARB