are you sure you have a d16a1 and not a ZC, if ou have a d16a1 then you had to have constructed some custom mounts.
to put a b series motor in your ef chassis you are going to need
Hasport, or place racing mounts, cable b series tranny, shift linkage, 90-93 teg axles, and the 90-91 teg ecu, and si hubs if you have dx