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.
1986 90-72
C Bob Brenly 3.4
1B Will Clark 2.8
2B Robby Thompson 3.55
SS Jose Uribe 2.65
3B Chris Brown 2.7
LF Jeffrey Leonard 1.15
CF Dan Gladden 3.2
RF Chili Davis 3.9
OF Candy Maldonado
1.5
C Bob Melvin 1.1
1B Mike Aldrete 1.5
OF Joel Youngblood .55
CF Randy Kutcher .95
1F Luis Quinones -.85
1B Harry Spillman .75
SP Mike Krukow 3.8
SP Mike LaCoss .8
SP Vida Blue 1.55 (16.55) Last season
RP Scott Garrelts 2.8
RP Jeff Robinson .05