My WAR calculation is a combination of Baseball-reference and Clay Davenport; I believe it to be the "best" WAR number available for historical comparison. 8 WAR is an MVP quality season. The record is pythagorean adjusted for 162 games.
1931 99-63
C Shanty Hogan 3
1B Bill Terry 6.05
2B Bill Hunnefield .1
SS Travis Jackson 5.65
3B Johnny Vergez 1.2
LF Freddy Leach 2
CF Ethan Allen 1.3
RF Mel Ott 5.25
OF Chick Fullis 1.6
OF Freddie Lindstrom .55
2B Hughie Critz 1.05
2B Doc Marshall -.85
C Bob O’Farrell 0
SP Freddie Fitzsimmons 3.55
SP Carl Hubbell 4.95
SP Bill Walker 4.3
SP Clarence Mitchell -.25
RP Jack Berly .2
-Ott becomes the youngest National Leaguer to hit 100 homers and two months later gets beaned. The Giants play a night game in the off season.