does a n engine from a 1990 vitara jlx fit into a 1999 vitara jlx

[bill]

can anyone tell me if i can do a straight swap i have a 1990 vitara jlx that has only done 50k but the bodywork has rotted away everywhere and i have been offered a 1999 vitara jlx without an engine so what i want to know is there modifications is it the same engine are the bolts all in the same place ect