Thanks for all the replies. I just got one today locally. If I can find another nice one and the price is right, I wouldn't mind picking up a spare too.

1973 Cuda 528 all aluminum Hemi, 4 speed, 3.23 Sure-Grip, (JA5) Silver Frost Metallic 1973 Challenger Rallye 340 1985 W150 Power Ram prospector 1986 Camaro IROC-Z 305 tpi