Not so. DX and CX injectors are different, and both of those engines are non-VTEC. Using the wrong ones will intermittently throw o2 sensor codes like I was doing for 1000 miles until I put the right ones in. Someone told me they were the same, and I believed them.
Go to
www.hondaautomotiveparts.com and do some part# lookups from different models. That's how I found out what cars I could get them from.
Jafro