42RH / A-500 in a Duster with pictures.

So the 42RE has what kind of plug or how many pins??? I don't want to mess this up need help with this. Is there a number on the trans or just the plug thing.Thank you guys for all the help i don't have a lot of money so i have to get this right the first time... Any and all info will help...........So we are looking for a 42RH correct ........

Thanks ............................... PETE .......................................