If you look on top of the valve stem right where the rocker arm makes contact with the valve stem you will find the lash caps. Most of the time they will come right off with the rocker arm out of the way.
'
yeah sorry, (man i feel stupid) i remembered when i rebuilt my v-twin, i didn't see any, and then i remembered that on the singles they do. also George, how much hp do these free up? or can you even put a # on it, or is it just so that every thing moves easier, less friction(?)my engine is a 14.5 ohv briggs Don's cam, block, head work,etc.(no crank,rod, or piston yet)