FIG. 1 is a front view of a toilet flush valve body showing our new design, the cover shown in broken lines forming no part of the invention;

FIG. 2 is a left side view of the flush valve body of FIG. 1;

FIG. 3 is a right side view of the flush valve body of FIG. 1;

FIG. 4 is a top view of the flush valve body; and,

FIG. 5 is a bottom view of the flush valve body.