Author Topic: head bolt letters and symbols  (Read 1664 times)

sam

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head bolt letters and symbols
« on: October 11, 2006, 05:39:12 PM »
What is the correct markings for SBC head bolts like between 67-75? What were the letter symbols?  Thanks,  Sam

KevinW

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Re: head bolt letters and symbols
« Reply #1 on: October 11, 2006, 08:43:23 PM »
Sam, there were a bunch of manufacturers used during those years.  The most common are "C", "A" "TR" "M" and a circle looking mark. 

sam

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Re: head bolt letters and symbols
« Reply #2 on: October 11, 2006, 11:38:36 PM »
Thanks!  Sam