Interesting.....look at option C92 below for 70 Charger. It notes 4 speed with black carpet only.
I think that pertains to 1970 Burnt Orange interior-colored cars... I have seen plenty of 4speed console '70 B's with color-keyed carpet, except for the burnt orange variety...
Troy Houston Mopar Connection Club '69 Charger Daytona 440 - auto - 4.10 Dana (now with 426 hemi) '69 Charger 500 440 - 4speed - 3.54 Dana '70 Road Runner 383 - 4speed - a/c (now with 440)