Outer Limits 4x4 Board

i was wondering if anyone has fitted or had fitted a 2nd air con pump as compressor to a 1-HDT engine on an 80 series. I have a brochure from endless air but they are to expensive. any help tech data or photo's appreciated

i have one on my 80 but its a fz petrol motor i think its mounting will be different mine is one the left of the engine as you look at in above the standard a/c pm me if you would like any further info
chris