Knob: Headlight Switch Knob/Shaft: 70-81 Firebird TA 63 Impala's have 4 tail

63 Impala's have 4 tail lamp holes

85-92 Firebird TA

There is cheaper versions of this panel around

CHEVROLET BEL AIR 1965-1973 CHEVROLET BISCAYNE 1965-1972 CHEVROLET BROOKWOOD 1969-1972 CHEVROLET CAMARO 1967-1973 CHEVROLET CAPRICE 1966-1973 CHEVROLET CHEVELLE 1966-1973 CHEVROLET CHEVY II 1966-1968 CHEVROLET CORVETTE 1966-1973 CHEVROLET EL CAMINO 1966-1973 CHEVROLET IMPALA 1966-1973 CHEVROLET KINGSWOOD 1969-1972 CHEVROLET LAGUNA 1973 CHEVROLET MALIBU 1966-1973 CHEVROLET MONTE CARLO 1970-1973 CHEVROLET NOVA 1969-1973       PONTIAC STAR CHIEF 1965-1966

Knob: Headlight Switch Knob/Shaft: 70-81 Firebird TA 63 Impala's have 4 tailHeadlight switch knob & shaft as shown for the 2nd gen Firebird, Formula & TA.