H and M Farmall

Daulclan

Member
I recently saw an ad for a M Farmall. It said live power. I wasn't aware that any M or H's had live power (PTO, I assume) unless they had TA. I know they have live hydralics which is much different from live power PTO. What about it? Also Does a H have enough power to pull a 7 foot haybine and was any Super H equipped with a TA?
 
SMTA was first with Live PTO (not including hand clutch add on systems)
Live hydraulics in stage II super models late 1953 and on.
Haybine would be at the limit unless the it was a SH, and even better if it had 350 domed pistons.
Never was a SHTA. many were and will be made from IH 300 and 350 components. Jim
 
I met a man from St Lawrence County NY who says he runs a 7' haybine with his H in 3rd gear, and I've seen messages from people on here who run a 9' with an H. I'll be trying it this year and I'm curious to see how it will work. It may depend on how fast you want to go. I've seen in mentioned that the belly pump doesn't have enough power to lift a haybine if you have the kind where the cylinder lifts the whole machine rather than just the head.
Zach
earlier discussion
 
Could just be definitions of terms- when Ford NAA came out (with live 3 point, but no live PTO), some referred to it as "live power" or "live hydraulics" interchangeably. You're right, though, I think most of us now consider "live power" to mean live PTO.
 
In addition to how fast, more important is WHAT you're cutting. I have no doubt that some folks pull a 9' haybine with an "H" or a 21' disk with a 4020. But..........I couldn't do it; I've had Sudex where a 95 hp tractor could barely pull a 9 ft mower/conditioner in 1st gear.
 
That's true. I am cutting mixed grass with some weeds and such, so it should be not too bad. There is some reed canary grass in spots that gets really tall, but not a whole field worth.
Zach
 
(quoted from post at 07:40:54 04/04/10) I recently saw an ad for a M Farmall. It said live power. I wasn't aware that any M or H's had live power (PTO, I assume) unless they had TA. I know they have live hydralics which is much different from live power PTO. What about it? Also Does a H have enough power to pull a 7 foot haybine and was any Super H equipped with a TA?

What he calls live power may be refering to live hydraulics, no H or M came from the factory with a true "live" or independent PTO, there were aftermarket hand clutches which allowed you to stop forward motion of the tractor without interupting power to the PTO. No Super H was ever equipped with a TA. There are people now who are making what they call a Super HTA, which is nothing more than the rear half of a Farmall 300 bolted to a Super H engine with Super H sheet metal.
 
Thanks guys, Your answers reflected what I was thinking. Although I hadn't really thought about connecting a 300 rear eand to the SH front.I wonder where one might get the hand clutch materials and have any of you ever installed one? Is it a set up like the WD45 AC's hand clutch?
 
I am not familiar with the AC hand clutch so I can't comment on that. I am familiar with M&W hand clutches made for Farmall M/MD, Super M/MD, H and Super H. The M&W clutch allows you to engage & disengage the left side final drive which starts or stops forward motion of the tractor without interupting power to the PTO. I buy & sell M&W clutches and parts and currently have one available that will fit a Super H. Installing the clutch on a Super H is fairly simple, more so than installing one on a plain H. Email me: [email protected] and I can help answer your questions.
 
M&W made them for many years, but is not in that business any more. Thus all are used. Clutch disks for them are available, but expensive.
They operate exactly like the Allis pinion clutches you mentioned. Finding a good one, and installing it (requires top cover removal) is the hard part.
They have been reported to be less capable of hard tillage work than they should be (I have no info on this, the one I was around was used for bailing and mowing (both sickle and rotary). Jim
 
I have run a 469 NH haybine (9' cut) with my good old H quite a bit, in 4 th gear.
I had to buy a bigger dia. hyd. cylinder (I think it was a 3.5 or 4 inch bore) for the old belly pump to lift it when warm. It makes it raise slower, but will lift it all the way.
The haybine must weigh about as much as the 4,300# H does, luckily I have no hills to speak of. It does pull down in thick going alittle but never luggs it.
 

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