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I guess this stuff has all been covered a time or two but using search I couldn't find too much info so I thought I'd start a new thread. I'm wondering if anyone is pulling a 76', 10" spaced 3320 drill with mid row banders and a 7950 cart with 550 horses? Eighty percent of our farm is quite level, easy pulling land, the other 20 percent, not so much. We have a 550 Caseih Quad Track.


Also wondering if anyone has problems with their mid row banders. We are hearing stories of people getting fed up with them due to trash plugging. Any comments?


Also looking for comments on a Morris C2, 71 foot drill and 8650 cart.


Our farm is trying decide what, if any kind of drill to buy for the 2015 seeding season. I had a thread on here earlier about Seedmaster drills and most responses were favorable but we just don't like the looks of a Seedmaster. Thanks for any comments.
 

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We have a new 3320 66' 12" spacing drill 700 bus tank coming this spring and we have a wheeled 550 Steiger to pull it that is how our dealer told us to size it. The guys that run the 76' drills around here have the 600 quad tracks. We traded a 3310 off and never had a lot of mid row plugging issues but we do cut fairly short and try to heavy harrow all cereal stubble. The neighbours run 10" spacing on their drills and never heavy harrowed till they switched to 10" spacing. They had plugging issues on lodged wheat stubble and normal stubble if it was a tough day out. Hope this helps
 

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You will have no problem pulling that with the Quad-trac. Traction is the only issue really because of the extreme weight of that unit and tracks are the way to go. I had a 66' 3320 10" spacing and a 7950 behind a 550 quad, most of the time it was at 60% power use. I have some extreme hills that needed a downshift but 750HP would not have made a difference there.

No plugging issues or any issues with the MRB's really in two years. Just don't stop going up a hill with machine in the ground, if it rolls backward even one foot you will be spending half a day straightening scraper tines! Like Bar D I always cut low and heavy harrowed.

If you are ever wet I would think you might want the hi-float option for the 76' drill.
 

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5-7 HP/foot on an independent shank style drill for all conditions


Maybe on flat land and no tank. Add 40 hp for the 2 fans and more hp for a big tank and more hp for hills and you quickly realize there is no such thing as a standard hp rating to pull a drill.


My soil takes 7 hp/ft with 10" spacing on flat land for drill with 550 tank and over 9 hp/ft in hills.


Also depends if you are on 10" or 12" spacing and if you are using a 1/2", 3/4", 1", 2" or 3" opener. I use 3/4" knife and would assume that the 1" vertical opener would pull harder.
 

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What about a 3320 76' drill, st 6700 tank pulled by a 485 Case Tractor with 710 r42 tires?
We are A little worried about traction and HP. Shure are a lot of conflicting views on weather the 485 can handle this drill. Tractor would have to be weighted right up to 55000 lb range?

3/4' opener on 10" spacing.
 

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What about a 3320 76' drill, st 6700 tank pulled by a 485 Case Tractor with 710 r42 tires?
We are A little worried about traction and HP. Shure are a lot of conflicting views on weather the 485 can handle this drill. Tractor would have to be weighted right up to 55000 lb range?

3/4' opener on 10" spacing.


Each area is very different on how much tractor it takes to pull a drill. When I give my advice on size of tractor I need, it assumes a tractor that can pull the drill with minimal slippage and ample power to pull the drill at the speed I want to go (5.5 mph) and still have 10% available for the odd spot that needs it. If you want to seed 3.5 mph and don't care if the tractor is at max power you will get a different result.


Ask as many neighbors that farm similar soil and see how much power they have and if they have extra. I would use that info much more for my farm than any other. Remember that soil types can vary quickly. My neighbors 5 miles away farm very different soil than me. Moisture can also make a big difference. My clay soils pull much harder when damp and traction is also less.


With the abundance of used tractors on dealers lots you probably can try your 485 and if it doesn't work you should have no problem finding a larger tractor.


A round packer tire on a 3320 drill should pull easier than a V packer as you are actually seeding shallower from original ground surface. Not sure which one you have.
 

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What about a 3320 76' drill, st 6700 tank pulled by a 485 Case Tractor with 710 r42 tires?
We are A little worried about traction and HP. Shure are a lot of conflicting views on weather the 485 can handle this drill. Tractor would have to be weighted right up to 55000 lb range?

3/4' opener on 10" spacing.
In my area you would have a lot of trouble pulling that, mostly because of the smallish tires. 485 is decent HP and you can always chip it. But we have a whole province between us, hard to say. I think most guys in SK or MB pulling that drill would be over 500hp & tracks or triple tires.
 

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Neighbours pull a 76' 10" spacing 6550 and 2500gallon nh3 tank with a 9530 jd. He doesn't have any trouble his land is fairly flat and tractor has 800 tires on it. Another guy a know pulls a 76' 6700 tank and twin 2000 nh3 tanks with 9560r with triples. Pulled the same rig with 9630 with 800. He ran out of traction before power. I think your biggest problem will be the size of the tires on your tractor not the hp.
 

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We pulled a 76ft xtc on 10inch, 3/4 inch opener, 7950 tank with a New Holland T9.670 with smarttrax. It handled it good, but would not have wanted much more behind me. Traction wasn't an issue. We have a wide range of conditions, very large hills, flat heavy ground and light sandy type soil.
 

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Since you asked for feedback on the Morris, expect about 320 hp for that size with a 12" shank/paired row opener. Choosing a sideband opener would save you an additional 40-50 hp. The tank will be an additional 90-125 hp depending on if it has one fan or two. On our farm, which is extremely hilly, I find that I need an additional 80-100 hp relative to the flat landers to climb my hills. IMO a 500 hp tractor would handle that 71' C2/8650 combination very comfortably.
 
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