Seems like there isnot very many people interested in OLIVER CRAWLERS. I have only one person help with information. Time ran out and i had to make up my mind before getting a lot of info, from this web site. Still neeed to know the horse power of my 1961 OC4-3G  and where can I find a good used (U) joint that is only five and a half inchs long?   Helo, I need some help.  Maby im on the wrong web site? Am I?  262-542-1671  ask for chuck............................................................................