Jays OF fWAR for that 4 year stretch.
1984 - 15.9
1985 - 14.1
1986 - 13.2
1987 - 13.9
That is with one Ron Sheppard providing -1.5 in his 114 PA's.
1995 Indians Belle, Lofton and Manny is considered on the top 10 all time OF's They had 14.2 fWAR. 1990 Bonds, Bonilla, Van Slyke (the best OF of my lifetime) were 19.1.
Although Alou, Walker and Grissom were all over 4 fWAR in a 110 game season. That was with Rondell, Floyd and Frazier all above replacement as back-ups.