start by getting the engine fully warmed up and operating w/o any codes.
Make sure ur VTEC is engaging (by switch) w/ the NON VTEC ECU.
That should get you up another 1K RPM
At the very least you're gonna want a PG7 with AFC or something else to mod the Fuel and Timing curves
BUT with the added valve lift and duration I'd look into converting to OBD-1 run ECU that's intended for it
I've done this swap both ways sorry to say OBD-1 is WAAY more friendly
engine is warmed up and not throwing codes...and VTEC does engage....i have it set to kick in at 4400 rpms...and it kicks in and screams all the way to about 6200 and then redlines.....im thinking about just chipping a 91 pm6....
I have a 1990 crx si with the original d16a6. I wont to build the original motor. The head has had a value job and has been shaved. Machine shop has stated that the block needs to be bored out at least .10000. What is the best bore to go with being I have to bore it? And what pistons and rods...
Hey guys I researched and found alot of controversy on this topic people not including full writeups and so forth and calling bs saying it cant be done or he/she is a liar cause of lack of proof but im here to say it can be done! And is pretty straight forward too.
1st. You gotta block your oil...