Posted 12/20/2012 21:33 (#2765060 - in reply to #2765042) Subject: Re: 9660 s 635fd
WC Iowa
We have one rig setup that way, (9660 with bullet rotor and 935) and we've been happy. Our other rig is a 9670 with 635, and the 9660 and 9670 seem to perform the same.
In our area I'd say 80% of the 9670' and S660's are running 635's. We're in WC IA