Applications:
Ford: Years 1976 & 1977, F-500 model with 330 C.I (5.4L) Heavy Duty 16V Engine
Ford: Years 1964, 1966-1967, 1969-1970, 1972, 1974 & 1977, M450 Motor Home model with 330 C.I (5.4L) Heavy Duty 16V Engine
Interchange:
Elgin: Part #RS668C
Ford: Part #B8AZ6563D
Melling: Part #MRS641
Pioneer, Inc.: Part #RS668C
SBI: Part #1861090
Sealed Power/FM: Part #RS621