4AGZE descriptions

[trd4ag]

Anyone no off any markings/numbers ect or little things that make the gze bottom end different to IE small port bottom end??? possibly different looking pistons, shapes sizes?? I no Gze is low comp Small port high comp. but is there any significant features that tell them apart ???
cheers

[Hen may possibly be a nut]

Google for pictures of 4AGZE and 4AGE pistons. They have different crowns.