First of all, his numbers are wrong. The intake doesn't need nearly that much clearance- - - - -more like around .006". Second- - - -search the archives of this site for "companion cylinder valve adjustment". I've wasted billions of electrons over the past 20-something years describing the procedure, and my arthritic old fingers are tired from pounding a keyboard.

A hydraulic lifter engine cannot be converted to solid lifters by simply swapping the lifters- - - -the camshaft must be changed also.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!