One pair of rocker arm assemblies for the Y Block Ford and Mercury, 1:54 ratio. Each set has been thoroughly gone through with cleaning, inspection, new rocker shafts, replacement rockers and bushings as needed, and resurfaced tips. The pair will ship in shrink wrap with installation instructions. 
 
All 16 rocker arms have been resurfaced and prepared by Rocker Arms Unlimited in Redding, California. Adjusters are not included.
 
Note: Foreign purchases please inquire.