Although I understand your interest in a project like this and it
is probably purely out of admiration, I wouldn't think he would
care to publish his tuning method out of respect for his fellow
tuners. Plus, it is a major part of his livelyhood.
Imagine all of the melted pistons, all-nighters changing torched
head gaskets, the thousands of dollars invested in learning the
hard way, to sell that valuable information accrued over the
years, only to condense it in a book for a fraction of it's worth.
He must be good at it and my hat's off to him but, do not blame
him, if he was to pass on it, should the opportunity arise.