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.
1910 97-65
C Chief Meyers 2.75
1B Fred Merkle 3
2B Larry Doyle 2.45
SS Al Bridwell 2.75
3B Art Devlin 2.35
LF Josh Devore 1.25
CF Fred Snodgrass 4.1
RF Red Murray 3.25
OF Cy Seymour -.1.05
OF Beals Becker 1.25
SS Art Fletcher -.75
C Admiral Schlei .4
SP Christy Mathewson 8.35 MVPQ
SP Hooks Wiltse 2.6
SP Louis Drucke 4.5
SP Red Ames 2
SP Bugs Raymond -1.45
RP Doc Crandall 3.35
-Art Devlin gets tossed in jail for a fight with a fan, a former Giant, Dan McGann, who had the best first base season of the just concluded decade, kills himself. And another 90+ wins for McGraw.