Don't know how many MK4 Escorts were sold down under, but all MK4 CVHs had the same engine mount. Also Fiesta MK2 CVH (XR2s had a different bracket) ones.
Ford Finis No. is 6178900. In Germany new ones are still sold by OCAP (part No. 1225857) and STC (part No. T402716). Good luck.