BMW 3 Series Forum - Technical Talk on the BMW E21
I know this has been done before, however for anyone with out a 3-legged puller you can leaver off the old bushes and lollypops with 2 spanners and some fairy liquid.
With the lollypop unbolted, insert 26mm 'C' spanner in between the bush and arm and leaver hard, when the bush is 1/2 way off...