Valve guide, standard. New. Bronze alloy. I.D. 0.270" (+0.010, -0.000), O.D. 0.440" (+0.000, -0.002).
 
Let me know the I.D. and O.D. you need. There is some variability in the guides I have in stock. I have not yet attempted to sort the inventory. Sorry for the inconvenience.