TIP: If your inlet housing threads have been helicoiled and you have trouble sealing, you can use one gasket on the filter housing as normal, plus another gasket inserted into the carburetor body sealing surface.
Quadrajet fuel filter housing inlet kit. 72 and later Long Filter, Gasket,Spring
Quadrajet short fuel filter housing inlet. 72 and later Quadrajet Power LLC
Quadrajet filter housing Long Threads Repair Stripped Inlet. 1966-71
Quadrajet Inlet Fuel filter Housing, 7/8" x 20 threads, Early style, New
Fuel filter Housing kit, new 1" housing, filter, gasket, and spring 72-89
New For Nissan 1.6L Filter Housing 16500-1KC0C Air Filter Housing 16528-1KT0B