On a side note- - - -valve body valves (and lifter plungers) are fitted so closely that simply holding one in your hand for a couple of minutes will swell it enough it won't go back into the hole it came out of. When working on either valve bodies or lifters, surgical cleanliness is an absolute must.
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!