Type A transmission fluid in the automatic
The reservoir is part of the pump and you will find a small rubber plug that you remove to fill the reservoir with hyd fluid.
there is no front shaft in 63 impala Wrong answer, it's about two feet from the transmission to the carrier bearing
The 1963 Impala SS came with 8.00-14 as an upgrade from the standard 7.75-14
To change the heater core in a 1963 Chevy Impala, disconnect the negative battery cable and loosen the radiator cap. Remove glove box door and remove wiring connected to the heater core. Then remove the heater core from under the dash and replace with new.
The oil pump is the the sump.
The 1963 Chevy Impala dashboard speakers measure 4.5 inches in diameter. The rear speakers measure four inches by six inches.
factories are 14''