Only 6 managers have taken charge of 80 top flight games since McLean.
Houston 123 games, 50 wins (40.7%)
McNamara 99 games, 38 wins (38.4%)
Levein 118 games, 43 wins (36.4%)
Goodwin 87 games, 28 wins (32.18%)
McCall 80 games, 21 wins (26.3%)
Smith 84 games, 22 wins (26.2%)