McEnroe continued to be a mainstay of US Davis Cup teams for the next 14 years .
Was part of US winning teams again in 1979 , 1981 , 1982 and 1992 .
McEnroe continued to be a mainstay of US Davis Cup teams for the next 14 years , and was part of US winning teams again in 1979 , 1981 , 1982 and 1992 .