NOTE: Items listed here specifically pertain to '73-'79 Ford F100/350 trucks, but may have other applications (other Ford car/van/truck models) that are not included.

All part numbers and specifications are as reported in the 1973-1979 Ford Truck Master Parts Catalog unless otherwise noted.

(Images and part number cross-reference information courtesy of Stant.com unless otherwise noted. Pictures from Stant are for style reference, but might show a chrome cap whereas the description calls for a painted cap...or vice versa.)
 

NON-LOCKING
D4TZ-9030-D
73/76 F100/250 (exc. 99) - with ev/em	Motorcraft FC-759-A - 3 1/2" O.D. - non-vented - knurled edge on cap - primer finish - use w/aft axle fuel tank	Stant 10702 Stant (Carded) 11702 CARQUEST 34017 Gates 31702 NAPA 703-1064
73/76 F100/350 - with ev/em	Use with midship-inside frame fuel tank
74/76 F100/350 - with ev/em	Use with in-cab fuel tank
D4TZ-9030-B
73/76 F100/250 (exc. 99) - without ev/em	Motorcraft FC-760-A - 3 1/2" O.D. - vented - knurled edge on cap - primer finish - use w/aft axle fuel tank	NOS Stant 10623 Stant (Carded) 11623 CARQUEST 34004 Gates 31623 NAPA 703-1220
73/76 F100/350 - without ev/em	Use with midship-inside frame fuel tank
73/76 F100/350 - without ev/em	Use with in-cab fuel tank
73/76 F250/350 (Crew Cab)	Use with 17 gallon frame mtd. fuel tank
D7UZ-9030-L
73/76 F100/250 (99) - with ev/em	Motorcraft FC-792 - 3 7/8" O.D. - handle on top of cap - primer finish - use w/aft axle fuel tank	Stant 10731 Stant (Carded) 11731 CARQUEST 34021 Gates 31731 NAPA 703-1083
73/76 F350 (Super Camper) - with ev/em	Use with midship inside frame and/or aft axle fuel tank
D4TZ-9030-A
73/76 F150/250 (99) - without ev/em	Motorcraft FC-98-A - 3 7/8" O.D. - handle on top of cap - primer finish - use w/aft axle fuel tank	Stant 10624 Stant (Carded) 11624 CARQUEST 34005 Gates 31624 NAPA 703-1024
73/74 F350 (Super Camper) - without ev/em	Use with midship inside frame and/or aft axle fuel tank
B6TZ-9030-A
75/77 F250/350 (Crew Cab) - without ev/em	Motorcraft FC-23 - 2 7/8" O.D. - vented - knurled edge on cap-stainless steel	Stant 10623 Stant (Carded) 11623 CARQUEST 34004 Gates 31623 NAPA 703-1220
★ D7TZ-9030-K  -  r/b D8TZ 9030-C (1/78)
77 F150/350 - without ev/em	Motorcraft FC-791 - 3 1/2" O.D. - vented - knurled edge on cap - primer finish - use with in-cab fuel tank	Stant 10748 CARQUEST 34069 Gates 31621 NAPA 703-1069
77 F150/350 (exc. 99) - without ev/em	Use with aft axle and/or midship fuel tank
★ D7TZ-9030-H  - r/b D8TZ 9030-A (9/77)
77 F150/350 (99) - without ev/em	Motorcraft FC-789 - 2 5/8" O.D. - vented - handle on top of cap - zinc plate finish - use w/aft axle and/or midship fuel tank	Stant 10749 CARQUEST 34070 Gates 31622 NAPA 703-1070
★ D7TZ-9030-J  -  r/b D8TZ 9030-H (1/78)
77 F100/350 - with ev/em	Motorcraft FC-790 - 3 1/2" O.D. - knurled edge on cap - primer finish - use with in-cab fuel tank	Stant 10704 Stant (Carded) 11704 CARQUEST 34045 Gates 31738 NAPA 703-1060
77 F100/350 (exc. 99) - with ev/em	Use with aft axle and/or midship fuel tank
D7AZ-9030-A
77/ F100/350 (99) - with ev/em	Motorcraft FC-793 - 2 5/8" O.D. - handle on top of cap - zinc plate finish - use w/aft axle and/or midship fuel tank	Stant 10810 Stant (Carded) 11810 CARQUEST 34038 Gates 31720 NAPA 703-1205
D8TZ-9030-H
78/ F100/350 (exc. 99) - with ev/em	Motorcraft FC-809 - 3 1/2" O.D. - knurled edge on cap - primer finish - use w/aft axle and/or midship fuel tank	Stant 10704 Stant (Carded) 11704 CARQUEST 34045 Gates 31738 NAPA 703-1060
D8TZ-9030-A
77/78 F150/350 (99) - without ev/em	Motorcraft FC-807 - 2 5/8" O.D. - handle on top of cap - zinc plate finish - use w/aft axle and/or midship fuel tank	Stant 10749 CARQUEST 34070 Gates 31622 NAPA 703-1070
78 F250/350 (Crew Cab) (99) - without ev/em	Use with midship fuel tank
D8TZ-9030-C
78 F150/350 (exc. 99) - without ev/em	Motorcraft FC-808 - 3 1/2" O.D. - knurled edge on cap - primer finish - use w/aft axle and/or midship fuel tank	Stant 10748 CARQUEST 34069 Gates 31621 NAPA 703-1069