Help me settle a bet.


You need to qualify that with a lot of specs like equal weight, equal tire foot print, equal hitch height, equal coolant temperatures, equal compression, equal shade of red etc. etc. etc.
 
If neither were weighted down with extra weights, just as is from factory, my guess is the M will out pull the 350. It is a heavier built tractor with a
bigger motor and seemingly better lugging power. But, I?m just guessing.................
 
(quoted from post at 20:26:53 02/27/18) With a log chain draw bar to drawbar what would win a Farmall 350 with T/A or a straight M with the M&W 9 speed.

The john deere....deere always wins :D
 
Yup
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The 9 speed makes no difference at all. It only makes new speeds above 4th and 5th. No help. the issue is weight and tire size.
The M hands down. (assumes ballasted equally, not proportionately. Assumes Stock engine size and fitment. Jim
 
I should add. no fluid in either one set of weights on 350 none on the M (IIRC) 85% tread on 350 The M has maybe 45% tread on mismatched tires. Both have after market wife fronts.
 
Not that this translates to the real world but the Nebraska tests say the 350 will out pull the M by almost 2500 lbs.
 
There are far better ways to test pulling power than a log chain between two tractors. Once a wheel spins there is a small pile of dirt behind the wheel and the other will lose.
 
At a local show some of the heavy drinkers would have drawbar to drawbar pulls after dark and usually neither tractor could move the other much as it'd take a whole lot bigger tractor
to actually pull a smaller tractor backwards once they dug a little bit of a hole.Good way to tear up a tractor and get hurt too.You want to find out which can out pull the other hook to a transfer sled.
 
People don't seem to want to admit that per the Nebraska test data the unballasted weight of the
350 was almost 500 lbs greater than the M. And, due to the additional power of the 350 it was then
ballasted heavier and weighed over 1500 lbs more than the M during the drawbar tests. Combine that
with the lower gear ratio provided by the TA and it should no surprise that the 350 had a greater
first gear maximum pull. The physics don't care what model number emblem is on the side of the
hood. A low gear maximum pull test has virtually nothing to do with engine power since the low
gearing provides all the wheel torque the tires can put to the ground anyway. It does have
everything to do with traction and given equal tires the tractor with the greater weight on the
drive tires will win the tug-of-war.
 
(quoted from post at 04:47:50 02/28/18) People don't seem to want to admit that per the Nebraska test data the unballasted weight of the
350 was almost 500 lbs greater than the M. And, due to the additional power of the 350 it was then
ballasted heavier and weighed over 1500 lbs more than the M during the drawbar tests. Combine that
with the lower gear ratio provided by the TA and it should no surprise that the 350 had a greater
first gear maximum pull. The physics don't care what model number emblem is on the side of the
hood. A low gear maximum pull test has virtually nothing to do with engine power since the low
gearing provides all the wheel torque the tires can put to the ground anyway. It does have
everything to do with traction and given equal tires the tractor with the greater weight on the
drive tires will win the tug-of-war.

Brendon, it is not that people don't want to admit, it is just that most people read only the first post, so they don't have the benefit of knowing the information that is added by other posters
 

Why even bet? If you have 2 tractors & ya own a good chain , hook them up?
That is what I did when confronted & I won. End of story.
 
Sodbuster ....... not sure who you are betting with or which tractor you're picking, but would either of you pay out a bet
based on a post on a tractor forum survey?
 
(quoted from post at 06:38:58 02/28/18) Sodbuster ....... not sure who you are betting with or which tractor you're picking, but would either of you pay out a bet
based on a post on a tractor forum survey?
ost likely not..... My B-I-L has on old M that has seen better days plus an ego that is too big for his own good. He wanted to pull the two tractors to see whose tractor is bigger. I told him I did not want to hurt his pride. Mind you this is the same guy who I out pulled Ford 400 with a "little" 300-6 Ford. How does this happen? Simple. The 300-6 was in low range 2nd gear with just enough gas to keep it alive. The 400 was in low range first and wide open.
 
From the factory the Farmall 350 had 35.24 drawbar HP (tested) and weighed in at 5331 (unballasted) or more (depending on options), rear tires were 11X38 or 13.6 X 38. Max drawbar pull 6,457 pounds (gas)

From the factory the Farmall M had 33.1 drawbar HP (tested) and weighed in at 4858 (unballasted) or more (depending on options), rear tires were 11X38 or 12X38. Max drawbar pull 4,266 pounds (gas)

http://www.tractordata.com/farm-tractors/004/6/6/4661-farmall-350.html

http://www.tractordata.com/farm-tractors/000/2/9/291-farmall-m-dimensions.html




The Farmall 350 has a lower gearing, more hp, more weight and at least as wide of tires. If in good repair the 350 wins everytime.
 
The 350 easily wins in that situation. If both tractors are in good running order there really isn't much to compare. The 350 has more HP, much more weight, better gearing and better tires.
 
Throwing another monkey wrench in the works, the M is not likely to be "stock" anymore with regards to power. It has been rebuilt to at least 400 specs. On the other hand, the 350 was already maxxed out on bore and HP. Rebuilt or not, it will be "stock."

In other words, the M will have more horsepower.

However in this case it loses due to tires. Even if it outweighed the 350 slightly, the 350 has the better tires.
 
Hookup and see. Nebraska test won't prove anything now for the max weight pull. Not going to find a M like tested in 1939 unless a restored one to original. Used 11.25 X 36 tires for test and engine had parts that shortly after used replacement parts and production changes for it and other changes through production. Outside of a pulling track how often will you find a 350 with 3008 pounds of rear weight added? 350 was tested for low T/A max pull of 6457 pounds weighing 1569 pounds more than the M. Most who went to trouble or expense to install a 9 speed also added rebuild kits to up M power to the 48 to 53 HP range. More if a M&W crankshaft was added. 350 pull in first direct drive was 5439 with 13.6 X 38 tires and if I remember correct the direct drive first gear in a 350 is still a little more reduction than a M regular first gear.
 
FIL and I tried my 300 with 350 kit against his M on his plow when I got the 300. When the going gets tough the bigger engine of the M gives
it more lugging ability than the 350. On paper the 350 should win but in the real world I predict 350 quits before the M.
 

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