For many more vehicles than shown in eBay compatibilities.  Also services  2421179 2084075.  For Many Autolite distributors
For various 1939 1940 1941 1942 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 Dodge Plymouth Desoto Chrysler Hudson Willys Kaiser  

AMERICAN MOTORS 1966 6 Cyl. Canadian Models With IDC Distributor CHRYSLER 1950-1954 6 Cyl. Except With IAP Distributor DESOTO 1950-1954 6 Cyl. (1950 With IAP Distributor) DODGE 1939-1955 6 Cyl. Truck With IAT & IBR Distributor DODGE 1950-1959 6 Cyl. Cars (1950 With IAT Distributor) DODGE 1957-1959 6 Cyl. Truck With IBR Distributor DODGE 1960 6 Cyl. Truck Except W-300M Model DODGE 1960-1966 6 Cyl. Canadian Models With Distributor IBR-4201. DODGE 1961 6 Cyl. Truck With 251 Engine And All Canadian Models DODGE 1962-1963 6 Cyl. Truck Except Canadian Models With IBR-4203 Distributor DODGE 1963-1967 6 Cyl. Truck With 251 Engine And IBR Distributor. HUDSON 1948-1954 6 Cyl. (1948-1950 With IAT Distributor Only) HUDSON 1955-1956 6 Cyl. Hornet & Wasp JEEP 1968-1969 6 Cyl. With IAT-4502 Distributor JEEP 1970-1971 6 Cyl. With 225 3.7L Engine KAISER-FRAZER 1947-1951 6 Cyl. NASH 1956 6 Cyl. Ambassador PACKARD 1939 6 Cyl. 1700 With Distributor IGS-4201 PLYMOUTH 1950-1966 6 Cyl. (1950 With IAT Distributor; 1960-1966 Canadian Models Only)

May be a two piece set and fibre rubbing block.