The Dallas Mavericks (67-15)
14 and 0 .... the Miami dolphins in 1972
51
'86 Boston Celtics... with a record of 40-1.
As of the 2008 season, Jay Schroeder hold the team record for passing yards in a season with 4,109 in 1986. Sonny Jurgensen holds the team record for TD passes in a season with 31 in 1967.
The 1972 Miami Dolphins are the only team to go through a season undefeated. Their regular season record was 14-0 and they won their two conference playoff games and the Super Bowl to wind up 17-0.
Chelsea
The team that has the best record or has the best season record.
The Vikings had the best regular season record in 1998 at 15-1.
The team with the best regular season record in 2004 was the Pittsburgh Steelers at 15-1.
The Phoenix Suns currently have the best record in the 2nd half of the NBA season.
Alaska bulldogs
Chicago bulls
Cleveland Cavaliers
Alanta falcons
The Tropics with Jacky Moon as Power Forward
Houston Astros
The 1972 Miami Dolphins posted a 17-0 record (regular season and playoffs).