BMW 325 BLACK SMOKE

My 1986 325 Blows Black Smoke And Wont Run At Low Rpm's, But Does Not Act This Way All The Time. It At Times Will Run Fine And Them Start...

My Car Is Flooding Out, Putting Black Smoke Out The Tailpipe, Wont't Idle, And Dies. What Do You Think The Problem Is? No One Seems To...

1987 Bmw 325 What Is Causing The Car To Load Up On Gas Once The Car Is Crank And Shut Off In Order To Re Crank The Car I Must Hold...