what is the diff in the b18a1 and the b18b1

 

Theres a power difference and tourqe difference. But not by that much. Also the b18a1 is obd0 or obd1depending on what year the moyor came out of. The b18b1 I think is both obd1 or obd2a or obd2b depending on what year the car is

 

https://honda-tech.com/forums/acura-integra-6/b18a-vs-b18b-2306410/ Info there

 

ok not a big deal im building it anyway i just have both.