Depends on the year of manufacture. Newer ones- - - - -1970 or later, are probably pushing the envelope at .060. I used to buy "worn out" 60 over race blocks and put my high school machine shop students to installing 8 sleeves as shop projects. After a while some of my competitors realized that they were getting beat by their own junk!


"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!