v.i.n on motor decode?

1991integrags

New Member
Hi everyone i have a 1991 acura integra gs but i was told its not the original b18a1 so im trying 2 figure out what year this motor is can anyone help? it reads B18A1 then below 2701843. thanx.
 

mirrorimg

Well-Known Member
The year should be stamped on the head. Should say anything from 90 to 93, within a circular stamp, above the exhaust ports.
 
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