I checked my cars last night:

JS23V Dec69 8k w/ 6.5k redline
JS23R B06 8k w/ 5k redline - looks like the NOS one above
JS29R0B12xxxx 8k w/ 6.5k redline
JS23V 723 8k w/ 6.5k redline

The set in my 71 Challenger 340 were 8k w/ 6.5 redline but they were not original to the car.

Last edited by Morty426; 01/25/11 01:18 PM.