How to ID a real MP 360 crate magnum, id the HP rating, and what's it worth?

Here's pictures I took from the MP as reference. I edited my previous comment in case someone looks back at this in the future

300HPCrateMP1994Sm.JPG

300HPCrateMP1995Sm.JPG

320HPCrateMP2002Sm.JPG

320HPCrateMP2007Sm.JPG

Copy of 320HPCrateMP2007Sm.JPG

RTIronHeadMP2007Sm.JPG