On Sun, 1 Dec 1996, Larry Stichweh wrote:
(snip)
> This is a tale of two heads ;-).
> The heads arrived but the shop owner was concerned that there may be 
> some cracks in the heads.  He said the area between the valves or near 
> the plugs was where he has found them before.  Cracks in this area are 
> an early step to dropping a valve into the cylinder,  very bad 
> happening.  Under a magnifier there was one suspicious area between two 
> of the valves but it was not obvious.
> 
(snip)
> 
> Larry

   In,..,.,.. I think ??, It was the Bentley manual It state that small 
   cracks in this area are useable!

                                   Eric Zeno