I do have a couple of Triumph revisions to the 72 T150 and T150V parts catalog, dated July 19, 1972. If these are of interest I can scan and post copies.
"The Americans can always be counted on to do the right thing, once they've tried everything else" Winston Churchill
72 T120V cafe project "Mr. Jim"
72 T150V "Wotan"
92 BMW K100rs "Gustav"