OK,I'm back !!
thickness and ID of shaft - OD = .87
ID = .63
hole sizes on shaft for rocker oiling - .1625
Yes,with 360* groove in bushing
banana groves? - No
shaft material - Hardened Chrome
lastly what size, and where are the oiling holes for the pushrod/tip... -Dia. I really can't say. The hole to oil the roller is almost center on the roller,and the Tip is oiled right about the bottom of the threads where they come tru the rocker !
also to your door price and cost? -$670.64
Hope this helps !! Measurements are to the best of my ability,so certainly can't guarantee them !!