For '71 Challenger models;
No SE.
The leather sets were availalble in all models except the Deputy.
340 not available with the Deputy.
The 340 was available in the base Challenger or the R/T. (all 340s had dual exhaust)
I have a commercial quality slide scanner here, if you need the slide scanned, I can do it up to 7200 DPI & send it to you on a disk. I would just need enough for the disc & postage back to you, pm if you want.