This is a new Rowe USA Valve Guide for Harley-Davidson 74 C.I. Panhead & Shovelhead 1948 thru 1979. New part, old stock.

Exhaust Valve Guide O.D. is +.012" oversize.  Material is Heat Treated Steel.
 
Reference: Standard Diameters O.D. .5655",  I.D. .3775",  Top Dia.  .562".

Available are all of these individual oversizes listed on my store:
  • +.002" Part # 01-0039-02
  • +.006" Part # 01-0039-06
  • +.008" Part # 01-0039-08
  • +.010" Part # 01-0039-10
  • +.012" Part # 01-0039-12

Also available is the inlet guide, check out my store to add that item to your cart with your purchase.