Nov 12, 2013 / First Oil Change- what weight oil? #21 S sixdogs Super Star Member Joined Dec 8, 2007 Messages 13,811 Location Ohio Tractor Kubota M7040, Kubota MX5100, Deere 790 TLB, Farmall Super C buickanddeere said: If the rings are seated. To ahead and use synthetic . Use a block heater too. Just because it may hammer to life without pre-heating doesn't mean you should do it. Click to expand... So how do you know that? Deere says 100 hours before synthetic.
buickanddeere said: If the rings are seated. To ahead and use synthetic . Use a block heater too. Just because it may hammer to life without pre-heating doesn't mean you should do it. Click to expand... So how do you know that? Deere says 100 hours before synthetic.