Posted 6/27/2018 18:59 (#6837805 - in reply to #6837122) Subject: RE: Deere 6620 Titan II Corn Head 443 or 643? HI Tin or low Tin
If you bump up the fuel a bit, and raise the top rpm's by 50-100, it makes a lot better running combine, on both 6620's and 7720's.
You wont run out of power, just listen to the tailing elevator to tell you when you start carrying over