Hello!!! you 7-up people I am new to this list I also have an 88 M3 but my Ques. is for my newly aquired 84 733i/a I get a lot of coolant in the oil pan but no smoke at start up or drive. from what I understand from the archives it seems to be a head gasket job can anyone tell cost/tips or if heads from other year 6 cyn. will fit I know it is a lot to ask but please help Im in love with this car!!!!!!!!! TIA Mike