hi, got a 89 crx si, standard, blowin blue smoke bad(rings are gone), lookin to swap out engine for another one and cant find the info needed. such as motor compatibilitys from different years and makes. i think it is a D16A6 in there now but not sure, is there a way to identify the motor? lookin for any motor that is cheap/common that will drop in and bolt up with no headaches and different wiring harnesess. been searching for a while now and could sure use some clarification. also, needin it to pass aircare, still has original cat in it, think i need a new one? got 300,000km on it now.....
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