8" x 6-½", formed at the sides for increased rigidity. Designed as part of the #WS35013 T350 adapter but can be used with any of our trans mounts.

The long slot is 4-¼” x 3/16″ to accept #35012 trans adapter reinforcing tab. 4 holes, 7/16″ dia on 3-¾” centers. The holes for the transmission bolts are slotted for convenience.