Prrhorshoecurve,
The RS3 I was referring to is part of this set:
http://www.lionel.com/products...00-dmy-8501-6-30145/
I see they gave it smoke, Trainsounds, and die-cast metal trucks but I guess it still has the truck mounted motors, correct? Ad says "dual powerful maintenance free motors" whereas the other RS3 ads leave out the word "powerful".