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81 F-250 Update


todd121

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Well after way too many hours with a cutoff wheel I got the bed free today at about 7. didn't get a chance to get the bed off but should have it off this weekend to start cleaning up the frame and prep it for the rust converter.

Yippee!!! :nabble_anim_claps:

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Today's update, second picture my girlfriend took Saturday, it's the best picture I have of the truck in the barn. Today I had to get the cutoff wheel back out because the bumper was so bent and the bolts were so seized they just spun but I got it off. hoping to get the passenger silde fender out from under the door next so I can access the passenger side.

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Finally feel like I'm making headway with the truck, The bed is off so now to start dealing with the surface rust on the frame. Everything looks really solid and not a ton of pitting on the frame rails. Hoping to get the pressure washer our and degrease to see how much is Georgia clay and how much is surface rust. Any suggestions would be appreciated!

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Finally feel like I'm making headway with the truck, The bed is off so now to start dealing with the surface rust on the frame. Everything looks really solid and not a ton of pitting on the frame rails. Hoping to get the pressure washer our and degrease to see how much is Georgia clay and how much is surface rust. Any suggestions would be appreciated!

A lot of guys on here recommend Ospho to neutralize the rust before painting. You can read the instructions here, but it is pretty simple.

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A lot of guys on here recommend Ospho to neutralize the rust before painting. You can read the instructions here, but it is pretty simple.

And make sure to NEUTRALIZE the Ospho, depending on paint that needs be done.

You don't need to 'neutralize' the Ospho if you dilute it as recommended.

Just thoroughly rinse it off

I tend to buy Kleen-Strip Concrete and Metal Prep from Home Depot (it's cheap and readily available)

Same blue/green solution for $18 a gallon, and you dilute 3:1 for painting.

Screenshot_20230615-221230.thumb.png.e4379ef0423da3ba67195d645309d158.png

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You don't need to 'neutralize' the Ospho if you dilute it as recommended.

Just thoroughly rinse it off

I tend to buy Kleen-Strip Concrete and Metal Prep from Home Depot (it's cheap and readily available)

Same blue/green solution for $18 a gallon, and you dilute 3:1 for painting.

https://forum.garysgaragemahal.com/file/n137009/Screenshot_20230615-221230.png

Some paint brands will not work with Ospho unless it is neutralized—those brands will clearly state it in their instruction sheets. The local autobody paint shop will be aware of which ones need it. MINE I bought did not need it…but Ospho left a gummy black on the body panels, and so I elected to neutralize it anyway to get rid of the sticky goo. That goo can cause the paint to bubble. There are many threads on this noted on the web.

If you look at the OSPHO instructions Gary shared, you will see that Ospho recommends some sort of cleaning after whether that is by mineral spirits or soapy water—that is essentially neutralizing.

How for the frame and powder coating, or some other paint restore for that, there may be no neutralization needed. For body paint, I would absolutely neutralize, espcially if Ospho does not turn to a white powder, and instead leave a black gooey residue.

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You don't need to 'neutralize' the Ospho if you dilute it as recommended.

Just thoroughly rinse it off

I tend to buy Kleen-Strip Concrete and Metal Prep from Home Depot (it's cheap and readily available)

Same blue/green solution for $18 a gallon, and you dilute 3:1 for painting.

https://forum.garysgaragemahal.com/file/n137009/Screenshot_20230615-221230.png

Some paint brands will not work with Ospho unless it is neutralized—those brands will clearly state it in their instruction sheets. The local autobody paint shop will be aware of which ones need it. MINE I bought did not need it…but Ospho left a gummy black on the body panels, and so I elected to neutralize it anyway to get rid of the sticky goo. That goo can cause the paint to bubble. There are many threads on this noted on the web.

If you look at the OSPHO instructions Gary shared, you will see that Ospho recommends some sort of cleaning after whether that is by mineral spirits or soapy water—that is essentially neutralizing.

How for the frame and powder coating, or some other paint restore for that, there may be no neutralization needed. For body paint, I would absolutely neutralize, espcially if Ospho does not turn to a white powder, and instead leave a black gooey residue.

Thanks for the info, I picked up some Ospho this week to try out on the frame, It did turn black and gooey so im going to clean it as much as possible, However haven't ordered my Chasis saver paint yet. On an unrelated note, does anyone know if a steering stabilizer was standard on the dana 44hds? I just noticed it had one while ive been removing the front end over the last few days. will have some more updated pictures once I get this last pesky core support bolt out tonight after work.

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Thanks for the info, I picked up some Ospho this week to try out on the frame, It did turn black and gooey so im going to clean it as much as possible, However haven't ordered my Chasis saver paint yet. On an unrelated note, does anyone know if a steering stabilizer was standard on the dana 44hds? I just noticed it had one while ive been removing the front end over the last few days. will have some more updated pictures once I get this last pesky core support bolt out tonight after work.

How long did you leave the Ospho on the frame?

I sprayed mine with un-cut Ospho, let it sit a day or 2 and also had the few areas it was gooey.

I used a garden hose and sprayed the whole frame down.

Let it sit a day or 2 to dry then used shop air to blow dry it before using TSC black paint with hardner in a spray gun to paint it and suspension parts that were off and ready for paint.

Other parts I used a brush and no hardner.

4 years and it is holding pretty good and I have used de-greaser and power washer a few time now too.

I also used Ospho on the roof the same way, 100% spray on,let sit a day or 2 but I used a water bucket and rag to wipe it down before body work.

Cant help on the steering part sorry.

Dave ----

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Thanks for the info, I picked up some Ospho this week to try out on the frame, It did turn black and gooey so im going to clean it as much as possible, However haven't ordered my Chasis saver paint yet. On an unrelated note, does anyone know if a steering stabilizer was standard on the dana 44hds? I just noticed it had one while ive been removing the front end over the last few days. will have some more updated pictures once I get this last pesky core support bolt out tonight after work.

Best to scour off any goo.

I've never encountered this with Ospho or Kleen-Strip but have with SEM's Rust Mort.

None of these trucks came with a steering damper and I haven't ever seen it offered as an option in any of the documentation I've read.

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