Overheard at a car show

waggin said
it's short for "powerlok"(clutch type) or sure grip(cone type) or both wheel's spin the same direction.I have a posi.........in my ranger suregrip in the duster for the time being,and a powerloc with 4:30 to go in it and 3:91 powerloc for the barracuda
Click to expand...

Thank's waggin, I know what posi means(both wheels spin at the same time) but that is not a MOPAR term as far as I know. I thought the term Posi-Traction was for the other brands. I have always refered to MOPARS as sure grips.