Hmm...the 4G93 lower block goes well with a 4G92p MIVEC head -evil grin- but i'm sure ya'all know that by now.
In malaysia, the common thing to do (road tax restrictions - 1.8-litre cars CANNOT be upgraded to 2-litres) is bolt on the 4G92 Mivec head, ECU and wiring onto a GSR 4G93T lower block...