I finally got in touch with these people and got them to send me a set to Canada.
Honda Civic VX CX D15Z1 D15B8 Fuel Injectors Best Upgrade for more MPG's eg OBD1 | eBay
So I am hopeful of smoother driving and hopefully even better MPG.
From what I have read it should be relatively easy to swap them out, anybody done this thats willing to pipe in with advise, it would be appreciated.