from the looks of it, mike's enigne build stuff is specifclly for his engine designed for his specs

stu's articles, broadly speaking, delve into the depths of how engines work, why they work, what to check if they don't work as well as they should and what to avoid to make them not work anymore

engine building is simple as screwing stuff together, screwing the right stuff toggether, with the correctly ordered bits to make the pwoer you shoudl see, might still be one of them deeply gaurded secrets that tuners won't divulge until you've spent lots of money with them