Quote:
Originally Posted by darryljs
Just for laughs, I did some calculations (calculated by Engineers Edge and Matbase for shear strength) and it would take over 100,00 lbs to pull out the threads in 242 cast aluminum which is what air cooled heads are made of.

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Ahhhhhh...... "engineering" programs. Gotta love 'em.
100,000lbs. huh. I must be a lot stronger than I though, because I've twisted a lot of them out with a short handle rachet before......
You go right ahead and do it that way if you want, but in the words of Jerry Clower..... "I ain't gonna do it!".