Steve-I know its a little late for your buid, but for any one coming along later and reading your thread--You can put oil into engine threw the breathers by removing the topcover--Sometimes it takes a little mod to do but it with a little calm it works--------

Also for some retro look---you can get chrome wheel nut covers that will fit over the head studs/nuts---

Lookin good!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!