There was a build (a single one IIRC) of a stroker something here on FABO a few years back that didn't quite perform up to the expectations. It was blamed on the heads though a few important questions (by RAMM) were left unanswered. I am wondering whether they are 'fixed' now or whether they...
Wouldn't give up so easily... the guys here know a whole bunch all together. Just do what they asked you for... tell 'em your adjustment procedure. For starters...
Indy MAX heads are decades younger, better made and flow better by a good margin. Go to the Race section and check out the head flow chart by TurboGLH. It's the LAX heads listed there
but they should be very close to MAX.