This is an 18 Spline out of a 70 Charger R/T. Not sure what happened to the car but the same guy might have the original 440 block out of it also that matches the trans.

Thanks for the reply guys.

Mr. Norm's "Fanatic" (idiot)
71 Mr. Norm's Demon GSS
77 Mr. Norm's personal B250 GSS van
76 Mr. Norm's KZ900 Motor Sports Special
69 Mr. Norm's M code Dart GTS
69 D100
68 Barracuda
64 Valiant V200
07 Charger Daytona SST 6 speed test mule.