I have an 1990 Integra LS. I am trying to do a Ls\Vtec swap. I have a 1999 Gsr Head. a P72 ECU. My ?'s are as follows:
1. Will a 99 Gsr head (originally OBD2) work with a OBD1 ECU
2. Are all vtec solenoids the same? I would put up pics but I haven't figured that out yet.