Right All 1961 Larks with dual headlights All 1962 Larks

Less lens 1961 Larks with single headlights 2 per car

Left All 1961 cars with dual headlights

Fastening assembly to body 1959-60 Larks 1960-64 Champ trucks use 4

Left All 1960 Larks 1960 T-Cab trucks

Right All 1960 Larks 1960 Champ trucks

1959-60 Larks and Champ trucks use 4

NOS All 1959-61 Hawks

Left chrome All 1959 Larks 1961-64 Champ trucks

All 1958 Packards except Hawk

All 1958 sedans except wagons

no further info available