corolla ee-90 has several engine variants between Sept 1988 to Nov 1990
Petrol:
1295 cc 2E I4
1397 cc 6A-FC I4
1456 cc 3E I4
1498 cc 5A-F/FE/FHE I4
1587 cc 4A-F/FE I4
1587 cc 4A-GE I4
1587 cc 4A-GZE supercharged I4
1762 cc 7A-FE I4
Diesel:
1839 cc 1C-II/III I4
1973 cc 2C-III I4
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in your case it seems engine is swapped but number is not endorsed over registration book, and thats not a big deal, It can be done by the owner whose name appear over the papers an application needs to be submitted with requisite receipt of engine.,