Hi. Has anyone tryed using one of these?

https://www.ebay.co.uk/itm/3-ROW-ALU...75.c100623.m-1

It's a bit norrower that the SD1 3 core rad but the inlet and outlet still look to be in the same area. I think some of the pipework will need changing due to the width being smaller.
Your thought would be very much appriciated.

Thanks
Anthony