Yes, this is a very old kit, but I added some simple upgrades to minimize the toy like nature:
1) Enclosed open lower sponsons
2) drilled out spare track link guide horns
3) Built up the final drive housing (Not sure if this is what they are actually called?). I made a rounded bulk head by the drive sprocket, detailed the portion of this that is by the lower glacis by adding cut out grooves and bolts
4) Added weld beads with stretched sprue to the upper and lower glacis / side armour joints
5) drilled out the tow shackle and tow wire mounting posts on side armour
6) the engine deck intakes / fans will recieve screens after I do an initial base coat. Once the base coat is done I will also add card stock to the inside of the engine deck to blank out the open compartment
7) built up the lower part of the front tow pintles (the parts that are on the lower glacis) to match ref photos
8) drilled small bolt holes into the plate that is above bow gunner and driver
9) drilled out the exhausts
10) added sag to the tracks by tying them down with sewing thread
11) closed the opening by the idler wheels on both sides.
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