Originally Posted by
ltrdude
I noticed on Mikes and Ralphs set up sheet they are running 3mm shorter wheelbase.Are there different arm mounts for this ,I was out most of last season and I am trying to get up to speed before we start racing.
That's the short arm (wheelbase) mod we're discussing. No, you have to cut the arms 3mm short and add spacers. See link:
http://www.rctech.net/forum/3146006-post963.html
Also, you must remove a little material off the top of lower arm where the up-travel set screw would go. This prevents the arm from binding against the bulkhead.