Will i need to update the distributor and intake manifold when i install my obd2 98 b18b engine?

Ok I have a b18b1 obd2 i just bought to install in my 91 acura integra rs. I currently b18b1 engine obd1/b18a1obd1 head setup in my ride. can I use the intake manifold and distributor i had on my previous setup or will i need to update them when i install my obd2 98 b18b engine??