porterfield brakes list front pads for 76-80 monza. I do not know if they stock them or if made on a custom basis but they are listed
https://www.porterfield-brakes.com/imag ... oMWk-tBhDM
Porterfield R4-S Carbon Kevlar Perf Street Pad AP 119 R4-S
https://www.lpiracing.com/store/pc/Port ... JluxfazLcw
they also list rear shoes for camaro which should be the same (245 is the number when you look on rock auto)
Camaro 69-81 AP D-52 89.95 SHOE 245 79.0