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Old 03-31-2009, 06:08 AM   #7
'68OrangeSunshine
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Join Date: Feb 2002
Location: Tucson, AZ USA
Posts: 7,625
Re: 292 cylinder head mystery bolt

Santucci's "Chevy Inline Six-Cylinder Power Manual" calls it a 3/8-16 UNC << Head Rear Accessory >> hole. Page 23.
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Every 25 years I like to rebuild that 292, whether it needs it or not.

Last edited by '68OrangeSunshine; 03-31-2009 at 06:08 AM.
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