I have a second generation b16a, and i was just wondering if there was a spot on the head or block that tells what year motor you have? I was told it was next to the header on the head, but that number on my head says 91, and so doesnt my friends 1st gen b16.

TIA

 

i also heard right on the head obove the header there ar two number in a circle looking thing, flipp them around and it tells you the year, mine is just like that... might help