The Dragon kit, where probably was copied the counterweight for the M-50 turret, is wrong. They just made an approach from the Academy M51, as for the time there was not still good references more than the tank at Latrun. The Robert Manasherob's book shows the right shape based in pictures of the real tank taken during the 6 day war.Check the image I’m uploading I think you still can correct it. Also note that the mantlet is not simetric.By the way great job enlarging the chassis, you do as has to be.