Subject: Re: Knuckle type That be a "pear" knuckle. The name that was given to me, years ago, was Kimball Knuckle, as this was first used by Kimball. I can document that with a verrrrry olde Service Manual that shows the correct jack alignment for these little beasties. Best Regards, Joe Garrett, RPT, (Oregon) Can you post a picture of your picture of "the correct jack alignment..." Paul C
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