Valve Guide Diameter

[ridermike]

What is the stock (OEM) diameter OD on a 78 shovel valve guide. The one I am working on came out of the head 0.5675". Was the OE dia. 9/16"-0.5625"? Seems funny all my catalogs show over sized guides sold in 0.002" increments.

[wfolarry]

Evo's are .562. Early Shovel's are .5655 late are .6245. Yours is .002 over.