360 HP Confusion. History of this motor?

@glhs0426
"Then there was was the 300."

What was was the "300"?
1979 Chrysler 300
E58 360
Dual exhaust
Electronic ignition (not lean burn)
727
"High stall" converter
High rpm upshift governor
9 1/4" rear axle
3.21 gears
Big torsion bars
Front sway bar
Rear sway bar
Aluminum 15x7 wheels
Bucket seats
Tachometer
And a bunch of unique dress up items

US market was only white Canadian market was red. There was a Canadian appearance pkg that was just the unique dress up items.