Hondata

Thanks for the help! It would be nice if the Hondata staff could update that on the application list as the H23A needing a ECU with IAB control. (either the P72 as the H22A states, or the recently discovered modding for IAB capability).

I have found in the s200 install manual (Word Document) where ...

I am planning on purchasing an s200 soon, and juicing (adding NOS) my car. I was familiarizing myself with the intake system on my 5-speed 92 Si lude, and in the service manual it is showing that the H23 motors have the IAB also. I went out to my car, and sure enough, there is a vacuum controlled ...

So as I understand it, the H23 DOES have secondary runners, but footnote "4" is not annotated for the Si Prelude with the h23. I am an electronics techician and plan on socketing my own ECU (p28) if RMS or someone can give a little detail on how to add IAB to the p28. Also, why does the application ...