The 1940 National Football League Championship Game, December 8, 1940, Bears 73, Redskins 0.
Super Bowl XXIV
UNLV Running Rebels
45
52
The largest margin of victory was 30 pts in a champtionship game. Not sure about just tournament games.
19-0 goal scorers: dan gladstone 8 (og) , ryan nelson 3(og) AND darren mee (4) jake greener (4)
16 Oct 2006 Brazil 95 - 0 Costa Rica
52-2
I'm pretty sure UNLV beat Duke by 30pts in the 1990 title game
7
The largest margin of victory in an NFL game was 73 by the Chicago Bears in the 1940 NFL Championship game. The Bears beat the Redskins 73-0.