[Jakins]

Man I wish I could help with your situation. Are you positive you don't have a vacuum leak? Maybe you need to think of some of the other things involved. I've been messing with mine. I have my pcv venting into the atmosphere right now rather than the intake because I feel like If I have oil leaks than that could translate into vacuum. So i capped that off. Does the vtec not work off of oil pressure? I notice a difference when my oil is low. Or am I thinking of other variable valve timing cars. Also I've heard vtec-e likes slightly advanced timing. Im sure you have done that already but I'm just trying to throw ideas out there. Maybe it is still adjusting to the new o2 sensor. Who knows. I know the d16y7 and y5 have different intake manifolds maybe its possible you routed a line the wrong way? Such as the evap