All Obd1-2 B series injectors are 240cc.

http://www.allmotorhonda.com/techpages/injector.htm

If you want a little more power than CTR/ITR combo, which are great, I would use the Skunk2 stage 1's, since you already have the upgraded springs and retainers. Just, remember titanium retainers are not meant to last nearly as long as OEM retainers.