As of June 2014 Barry Bonds holds the record for most regular season homeruns. The record is 73 which beat Mark McGwire's record.
Barry Bonds holds the record for career home runs with 762 and the mark for most homers in a season with 73.
Coors field
The record is still held by Barry Bonds.
Barry Bonds holds the record for most home runs hit in a single season with 73, set in 2001.
Mark McGwire had over 70 home runs in one season
Mantle and maris
Phil Niekro threw 6 shutouts in the 1974 season to hold the record.
The 1983 Washington Redskins hold the record for the most turnovers in a single NFL season with 63.
The record for the most home runs hit by a pitcher in a single season is 9, achieved by Wes Ferrell in 1931.
As of June 2014 Barry Bonds holds the record for most regular season homeruns. The record is 73 which beat Mark McGwire's record.
The 1976-1977 Montreal Canadiens hold the record for scoring the most points in a single NHL season.
Lance Johnson hold the record for most hits by a New York Met in a single season with 227 in 1996.
He holds the world record for the most home runs in a single season.
the yhankes
Barry Bonds holds the record for career home runs with 762 and the mark for most homers in a season with 73.
The 1961 San Diego Chargers currently hold the record for most turnovers forced in a single season with 66.