Gasket Fuel Sending Unit, 1954-1967 Willys and Jeep by Omix-ADA Omix-ADA proudly offers all the parts you need to keep your Willys/Jeep running like new with quality standards that always meet or exceed those of the factory part. This replacement fuel sending unit gasket fits 55-60 CJ5/CJ6, 50-52 M38, 52-57 M38A1, 55-66 CJ3B, 55-64 truck & station wagon, 58-64 FC-150 and 63-64 FC-170 models . Features cork construction and 6-hole mounting pattern. Replaces OE 635641 CSE Offroad is pleased to bring you these high quality accessories for your Jeep and your Jeep restoration project.