300J information from the microfilm files

Paint:
159 in WW1 (Oyster White). [40%]
89 in MM1 (Alabaster). [22%]
64 in TT1 (Claret). [16%]
50 in BB1 (Formal Black). [12%]
29 in NN1 (Madison Gray). [7%]
3 in PP1 (Festival Red).
1 in YY1 (Cyprus Tan).
5 with 999. One of those also had 999 interior.

7 were built with manual transmission.

1 was built with tire code 99. All others are 94. Carl Bilter says code 99 means "special order" and we have no further information.

7 were built with 999 interior code.

178 were built with power antenna.
118 were built with power passenger seat.
325 with glass code 1 (all windows tinted)
34 with glass code 2 (windshield only tinted)
2 with glass code 4 (unknown)
2 with glass code 8 (unknown)
38 with no glass code

233 with heater code 1 (AC)
167 with heater code 5 (heater only)
There were no cars built "heater-delete."

79 with radio code 2 (Golden Tone radio)
37 with radio code 3 (Golden Touch Tuner)
108 with radio code 4 (Golden Tone radio including rear seat speaker)
147 radio code 5 (Golden Touch Tuner radio including rear seat speaker)
7 with radio code 6 (AM/FM)
3 with radio code 7 (AM/FM + rear speaker)
19 with no radio code