RTV or real gaskets????

Anonymous-0

Well-known Member
spent some quality time with my lil tractor today and found a couple seeps that I need to dry up (bottom plate on gearbox and top plate of hydraulic housing)...
No store bought gaskets to be had. Will RTV handle it, or do I need to order some gasket material?

Thanks,

Dave
 
knowing what kind of machine it is may help us.

for instance.. goo instead of gaskets on ford top covers is a no-no as it will actually help it blow out faster..

soundguy
 

Just an old tractor. Flat plate on the bottom of the gear boxand a flat plate on top of the hydraulic housing.

Dave
 
Dave, It's still a project, what brand tractor is it, some are alot different than others in the gasket area. Flat doesn't mean awhole lot, just like to help where we can but no info equals not so good help.
 
AS long as you're not dealing with intermeshing gears on those plates.... such as a hydraulic pump that mounts to a housing where the GASKET is the shim and thus determines backlash... then I think sillycone is adequate.
Otherwise I think I'd cut a gasket and mabey put a small coat of silicon on that gasket to cover your errors...

Rod
 
I don't recognize the make/model 'old tractor'.. can you be any less vauge?

with no info.. here's my stock answer:

find the correct gasket.. or the correct material and make it.

or.

it's your tractor.. do whatever you want to it.

want a better answer.. provide a modicum of info..

what you have done is like calling your dr and telling him you have a pain.. but not where.. or what kind of pain....

soundguy
 
(quoted from post at 17:58:31 09/23/09) I don't recognize the make/model 'old tractor'.. can you be any less vauge?

with no info.. here's my stock answer:

find the correct gasket.. or the correct material and make it.

or.

it's your tractor.. do whatever you want to it.

want a better answer.. provide a modicum of info..

what you have done is like calling your dr and telling him you have a pain.. but not where.. or what kind of pain....

soundguy

Kinda stuck on yourself today aren't you.......... Sorry to inconvenience you.
 
(quoted from post at 17:48:22 09/23/09) Dave, It's still a project, what brand tractor is it, some are alot different than others in the gasket area. Flat doesn't mean awhole lot, just like to help where we can but no info equals not so good help.

Thanks. It's a German made Farmall. The plate on the hydraulic housing is an access cover on top (no oil laying on it). The bottom of the gear box just looks like an access plate also (constant oil contact) and I will be removing the sickle mower gearbok and bolting a plate over the hole (will have some oil contact). Shouldn't be any pressure on anything.

Thanks, Dave
 
I use silicone all the time when you need it yesterday and no gasket can be had till next week. Put a good uniform bead of it on and go into the house and have a beer etc. Say 30 minutes or so. Then go out and install the part. Letting it sit 30 plus lets it set up good so it makes the gasket you need
 
Dave, just make sure if you decide to us silicone to clean both surface really well with something like lacquer thinner to remove any trace of grease or oil otherwise the silicon will not make a good seal and you will have a leak.
 
As technology advances, paper gaskets are going the way of the Dodo. All of the rear end bearing kits we sell come supplied with sillycorn instead of gaskets, and pretty much all of the newer trucks you buy come from the factory with silicone rather than gaskets on the axle covers. Virtually ALL of the transfer cases in 4x4's made since 1980 are sealed together with the rubbery blubber, and it works quite well for many applications. There will always be some items that need paper gaskets, but if that's not the case, go ahead and use it like mentioned above (let it "skin" up) and you will have no problems.
 
I use rtv a lot more than gaskets in some cases the gaskets just dont seal very well or last. I think with what your douin rtv will be fine but like leon said make sure everything is good and clean or you will be very frustrated.
 
He has probably in the past month posted the model at least a half dozen times. Built in Germany and used there, A McCormick of 26 HP that here would be calles a small compact tractor simular in size to the 1700-1710 Ford.
 
I would clean the plates real good, then stone them flat, clean again. This takes off the nicks, burrs and gives you a better seal.
 
I've had good luck with RTV. Along with clean surfaces I assemble the part light finger tight and let the stuff cure over night then tighten it down.
 

I use RTV daily,,, if I have a problem its normally installer error,,, I do not let it skim over,,, for sure manufacturers don't let a part set for 30 min then assemble if that were the case they would use a gasket,,, apply RTV and assemble. Part needs to B clean and you need to use a good quality RTV,,, I prefer Permatex ultra Grey for your type of application. RTV will not eliminate the use of all gaskets,,, the installer will need to determine proper use
 
it's not reasonable to expect someone to know what trractor ever member has.. that's why when you ask a question.. you post some details.

soundguy
 
No.. but to give an informed answer takes.. .. well.. INFORMATION.

tell me.. I'm working on a machine at my house that's broke.. can you tell me how to fix it?

( kinda hard without knowing what machine it is.. or why it's broke now ain't it?? )

soundguy
 
My 1715 Ford/New Holand has no gaskets on transmisson to rear end and trans mission to axle housings but does have gaskets on brake housings . Tore down last year used red high temp silicon making sure to clean surfaces & wiping down with lacquer thinner before applying. Back with no leaks.
 
My 1715 Ford/New Holand has no gaskets on transmisson to rear end and trans mission to axle housings but does have gaskets on brake housings . Tore down last year used red high temp silicon making sure to clean surfaces & wiping down with lacquer thinner before applying. Back with no leaks.
 
In 1997 I had to pull the engine on a Chevy Citation and the oil pan had RTV on it and I kept forcing that putty knife blade between the block and pan to get it loose. I used RTV when installing the pan. No leaks either. I get gasket material from our local auto parts store
and I make my own gaskets using a small ball peen hammer, the gasket material is called vellumoid. Hal
 

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