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Restored S-17 Blackhawk Floor Jack (Almost)

CRTDI

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Jan 11, 2010
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1,533
Restored S-17 Blackhawk Floor Jack

Finally got the poor little worn out S-17 jack just about finished. I'm only lacking a set of extension/retraction springs to complete it. I hope everybody enjoys the pics.

Before:

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After:

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Bull

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I need to talk to my Asian friend, Ho-Li-Chit about this; amazing transformation!

Are the details available? For example, what paint did you use and did you wetsand and polish it? Looks smooth.
 
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CRTDI

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Thanks for all the nice comments. When I tore the jack down, I found that it was very heavily worn. Obviously the hydraulic unit had seen better days. The handle was bent and the yoke pivot pin and pump pins had a lot of play in them. The rear castor bearings were toast and the races were heavily worn. I also discovered a cracked weld at the lift arm pivot point and the frame was bent, I suspect from taking a very heavy shifting side load. After finding all the defects with this jack I almost didn't want to go forward with the project. :(

I had help from a lot of friends and new acquaintances. My son and I tore it down, cleaned and degreased everything. The frame was split, straightened and the cracked weld at the lifting arm pivot point was repaired and the handle was straightened. All of the hard components went into an electrolysis tank for further cleaning. I had new attachment pins fabricated for the handle yoke and the pump. New 1/4 " ball bearings and a thin machined washer place under the lower races brought the rear castors back to life. The hydraulic unit was rebuilt and load tested by a local shop. And finally, an etching primer and a single stage automotive acrylic enamel paint with multiple coats and wet sanding between coats was used to refinish it.

For me, it came out better than expected, but it's not going to become a museum piece, just a really nice and useful tool for myself and my son. :)

Hiball is currently on the look out for a set extension/retraction springs to complete it. Hopefully, he will be able to help out. :bowdown:
 

BanjoSavesTheDay

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And finally, an etching primer and a single stage automotive acrylic enamel paint with multiple coats and wet sanding between coats was used to refinish it.

AWESOME job!! That looks fantastic. I really like the way the paint came out. Could you tell me the brand and part numbers of the primer and paint? Looks like it would come out good on a vise.... :bounce:
 
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CRTDI

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AWESOME job!! That looks fantastic. I really like the way the paint came out. Could you tell me the brand and part numbers of the primer and paint? Looks like it would come out good on a vise.... :bounce:

I picked-up the paint at a local Colormatch store. I used the inside original painted surface of the hydraulic unit cover off my SJ-18 jack as the basis for the color I wanted. A rep. at the Colormatch store digitally scanned the cover and came up with a computer database match for an International Harvester tractor. IH paint code #50, DP code #7410. I had them add a bit of orange tint because I thought it looked a bit too red for what I was trying to match.

The silver color on the handle is a 1960-1962 Corvette color called Sateen Silver, DP code 4023.

All of the paint products are called Nason, which I understand are actually Dupont paint products, hence the DP code numbers.

Product part numbers as follows:

Etching primer: NANQT-491-17

Primer activator/reducer: NANQT-441-43

Ful-cryl II paint: NANPT-IDE (Red)

Ful-thane paint: NAN1/2PT-IFB (Silver)

Paint reducer: NAN1/12PT441-22R

Paint activator: TRA8105

Prep cleaner: IMP3803-1


I found out that automotive paint products get expensive real quick, these items totaled about $150.00. :wtf:

The paint activator added an extremely high gloss to the paint, which is something I did not want. My painter friend wet sanded between coats and the final coat to knock down the gloss a bit.

I was totally blown away when I first saw the jack after it was painted. I just couldn't believe that this was the same rusty old worn out jack that I picked up just a few months ago.
 
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Brad54

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Jun 13, 2006
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Awesome!!!
Makes me want to find a vintage jack now and restore it.

Dammit....

One thing I would recommend for anyone doing a high-quality restoration on a jack like that would be to paint the wheel surfaces and the lifting pad with flat-black rustoleum... With my other shop equipment, I've found the colored paint will mar and chip off under contact/use, while the flat black holes up exceedingly well after years of contact and abuse.
I don't know if it'd hold up rolling across the concrete, but the red on those wheels will probably come off quick.

Another option, though I might not really fit the look of the jack, would be to grind and polish the "tires" of the wheels on a Multi-tool or belt sander. I've had great luck grinding and polishing tool surfaces and rough C-channel to a high finish, and the finish seems to last for years.

-Brad
 
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BanjoSavesTheDay

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Product part numbers as follows:

Etching primer: NANQT-491-17

Primer activator/reducer: NANQT-441-43

Ful-cryl II paint: NANPT-IDE (Red)

Ful-thane paint: NAN1/2PT-IFB (Silver)

Paint reducer: NAN1/12PT441-22R

Paint activator: TRA8105

Prep cleaner: IMP3803-1

Thanks! I appreciate it. :bowdown:
 

JC23

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Man, my pinstriping hand is twitching like mad looking at that nice red jack.

Great job!
 
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CRTDI

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Man, my pinstriping hand is twitching like mad looking at that nice red jack.

Great job!


I'm sure there are areas on this jack that look quite unfinished to you. And I have to agree, I think that a conservative pinstriping pattern in perhaps silver and black or a light flame motif would look quite nice. Unfortunately, I don't possess the proper artistic skills to execute either.
 

6530

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Oct 15, 2009
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Wow, nice. My Walker rebuild is on hold for now - family commitments have come first recently. I hope to get back on track over the holiday weekend.
 

Elroy

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One thing I would recommend for anyone doing a high-quality restoration on a jack like that would be to paint the wheel surfaces and the lifting pad with flat-black rustoleum...

Elroy would venture to bet it wouldn't matter a bit what kind of paint you put on it. Go roll that pristine wheel across a shop floor and apply a few tons of load and watch the paint instantly chip off. Flat black or not it wouldn't make any difference.

Another option, though I might not really fit the look of the jack, would be to grind and polish the "tires" of the wheels

Ya mean something like this.

Elroy tells me it looks just fine.

A few detail shots:

Picture064.jpg


Picture014.jpg

Congratulations to the original poster. Your jack looks fine
 

stricht8

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Apr 20, 2008
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Damn that is one clean 126 engine bay! Seem like you are as fanatical over your cars as you are your tools.
 
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CRTDI

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Yeah, damn OCD just never stops, won't let me have a dirty car or a worn out jack...:lol_hitti
 
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CRTDI

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Found this cool S-17 ad which shows the fixed rear wheel version.

S-17-1.jpg
 
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CRTDI

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I was finally able to finish this jack today with a replacement extension spring from GJ member dgmpam.

Many Thanks!! :thumbup::thumbup:
 

HoldenHR1966

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Nov 4, 2018
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Location
Beijing
CRTDI,

WOW, well Done!!! LOVE THE S-17 floor jack... Lovely restoration...
thanks again for putting me straight on my Floor Jack which as you accurately said appears by saddle size of 5" to be a S-23.

Would love to look at a 1940s blackhawk catalogue and 1960s Blackhawk catalogue just to see if I can date my floor jack.

thanks again.
 
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