<VV> valve seat set screw retention/tap sizes

Dennis & Debbie Pleau ddpleau@earthlink.net
Mon, 19 Apr 2004 18:26:58 -0500


I have a 5/32 die.  The threads on the choke rods is 5/32.  Try McMasters 
or a serious tool place to find one.

Dennis

At 07:32 PM 4/19/2004 -0400, Tom Willcox wrote:
>I have a question regarding the "cromwell method" of valve seat retention:
>according to two different sources, I am supposed to finish drilling 1/4
>inch deep with a 9/64 drill, then tap with a 5/32 bottom tap, then insert a
>5/32 set screw.  After searching for hours, my question: is there such a
>thing as a 5/32 tap OR fastener?  The only things I have found smaller than
>1/4-20 are 8-32, 10-32, 4-40, etc.  Am I missing something obvious, or is
>this information incorrect?  Where can I find this stuff?  This is driving
>me nuts!  (short drive, btw)
>
>Thanks,
>
>Tom Willcox