Originally posted by saturn_boy96
If you pull the block apart and find piston oil squirters then you know it is an a2 if not its an a1. it should say right on the block tho.
you can remove the oil cap and look at the oil spray bars... 2nd gens have extruded alluminum bars and 1st gens have cast...
hmotorsonline sells JDM motors... in japan they dont number their motors (B16A1, B16A2, etc)...