Radiator hose collapsing

Ultradog MN

Well-known Member
Location
Twin Cities
The lower radiator hose on my Ford 4000 is collapsing when I run it more than about 50% throttle. Used to be you could buy a coiled spring to put inside but I asked at Napa and they don't sell them anymore.
Parts man is good. Not a dumb kid.
Would just replace the hose but tractor is the row crop model so hose is extra long.
Not available except at CNH and they want $80+ for one. This hose is okay otherwise. Old but not cracked, etc.
Radiator is nearly new and has big flow when flushed with garden hose so I doubt it is a plugged tubes problem.
Where can I buy one of those springs?
Thanks
 
There are some hoses made with the spring in the hose material have you looked for one of them. Should be able to order one. Look at a big truck parts house like Inland Truck Parts. I've never found NAPA to be very useful around here.
 
You might have to make one. Just wrap heavy gauge galvanized wire around a pipe of slightly larger diameter. Make sure it is amply long. Then put it around a hoe handle, wind it tighter, tape both ends, insert in the hose and release it. Push the ends in, reinstall the hose.
 
Get a piece of high tensile fencing wire.

Take a piece of 1 inch O.D. pipe a foot or so long and clamp it in your vice.

Drill a small hole in the pipe near the vice to hold the end of the wire.

Stick the end of the wire in the hole and start wrapping.

Use bigger or smaller diameter pipe to adjust for how springy the wire is and the finished spring size you desire.
 
Check the condition of your radiator cap. Getting a spring inside the hose is good, but there may be an underlying reason the hose is collapsing.
 
If the hose is straight for very much distance cut it at the middle of the straight part and get a pipe that will fit snuggly inside the hose for the length of how far its straight, couple hose clamps and you're back in business.Also would be looking to see if the radiator has clogged up.
 
Should be lots of hoses hanging in the back of the store with springs tucked in them.

If the parts man was "good" he could have taken a look and sold you a hose you could use the spring from.

Sure it would be $20 to $30, but would have been a quick and easy solution!
Or...
 
Best cheapest answer. I would have never thought of using high tensil wire to make a spring.
Going to use that idea on other things as well.
This is the reason I read this site all the time. So many good ideas
 
Ultra Dog if you can see the tubes inside the radiator check for tubes for plugging. I've seen the bottom hose collapse because of plugging inside. Water pump creates a vaccum. coolant can't git thru plugged tubes like it should. RB
 
I agree with those who say that there is an underlying problem which makes the hose collapse. Time for a flush?
 
The negative pressure is a problem in that there should be 10psi or more in there when running keeping it puffed up. Here id how to maks a spring. take a 1/8" brazing rod for stock material. Make 3/4" apart marks along a PVC pipe (maybe 1-3/4 OD) Wrap the rod around continuously hitting each mark till none left to wrap. Relax the rod and see how big it is.
Next idea is to talk to the man with the most seniority at NAPA or Auto Value and take that hose back and match it up with a hose hanging on the hooks. There are long hoses from gm (lowercase new logo) V-8 cars that might need trimmed, but are perfect. Jim
 
A closed thermostat is the restriction.

Once it opens the restriction will be lessened, but it's still a restriction.

When it builds some pressure, provided the cap is good, the hose will expand back out, should be no problem then.

Provided it is not a clogged radiator, it is not going to be a problem. If only the lower hose is collapsing and there is no spring in the upper, that is a sign of a clogged radiator.
 
It's not going to hurt to ask but a lot of these stores have cut back considerably on inventory for such items. Accessories for cars and pick up trucks is where the money is as told to me by a manager of an Advance Auto store. They don't want to tie up money in what they consider slow moving merchandise. Even the oil and air filter aisle looks trimmed back compared to just a couple of years ago.
 
(quoted from post at 09:10:05 01/11/21) The lower radiator hose on my Ford 4000 is collapsing when I run it more than about 50% throttle. Used to be you could buy a coiled spring to put inside but I asked at Napa and they don't sell them anymore.
Parts man is good. Not a dumb kid.
Would just replace the hose but tractor is the row crop model so hose is extra long.
Not available except at CNH and they want $80+ for one. This hose is okay otherwise. Old but not cracked, etc.
Radiator is nearly new and has big flow when flushed with garden hose so I doubt it is a plugged tubes problem.
Where can I buy one of those springs?
Thanks
've pulled the spring out of an old hose and stuffed it into a new hose. It's doable.
 
Our Auto Value is headquartered here in St. Cloud, and the warehouse is 600X400' with 20 foot ceilings. The NAPA is also quite large, with Machining and has the space. Jim
 
The one answer that I do not see here is also the most obvious - junkyard!

Go to your local junkyard and find a vehicle that has a spring in the hose. They might even charge you a whole dollar for it.
 
" there should be 10psi or more in there when running keeping it puffed up"

You just never know what you can pick up on the www. I remember moms '51 Ford V8 with the twin water pumps and hoses and the springs in the lower hoses. Changed the coolant in my 2011 Silverado at 5 years and to drain owner's manual says disconnect the lower radiator hose at the engine to drain....just now realized I didn't remember a spring being in there.

Then your comment pops up and I never thought about the pressure cap, not only preventing boil overs and all but aiding in the cooling flow and now realize it helps to keep the suction hose expanded....who would have thought!!!
 
(quoted from post at 09:48:43 01/11/21) I agree with those who say that there is an underlying problem which makes the hose collapse. Time for a flush?
was thinking the same, your radiator may need flushed out or boiled out in a shop..
 

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