jhooch, You are correct, you jogged my memory, and I found an old photo of the gear top part.
The input shaft in the top of the gear uses large balls (about 25) to turn the gear below. The top (where the lines connect) uses spiral twisted in like a right twist and the 80 & newer uses opposite.
I believe the OP can find a 80 or newer gear swap the top part and now have the correct turning gear shaft.
Be careful when removing, 25 must have balls are a lot to go chasing if they get away.
John
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In the cool still quiet hours of night, you can hear chevies rusting away.
Thanks guys for your input, I have been in touch with 75F350. Advance auto claims to have a 66 4x4 powr box will be here wed. am i'm curious to see . As I understand F100s got full power after 1976
Banjopicker66 is right, if your truck is a 4x4, you can not use a 2wd box. Myself. I used a P/S box off a 4x4 Toyota on my 66 4x4. It was cheaper and a EZ change over. But that IMHO.
Would it be possible for you to post some pictures of your box?
Would it be possible for you to post some pictures of your box?
I'm sorry I do not, I do not have a digital camara, and the film pictures that I had were sent to a member here awhile back. But it looks close to the OEM box and sits in the same place. PM me if you would like a write up of how I put it on the truck.
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Allen D
1966 F-100 4x4 with 390 GT engine
1990 Areostar 2wd XLT ext
1980 Bronco with 460
1964 Galaxie 500 with 428
Oregon Chapter Member: To join the Oregon Chapter, click HERE
Could you provide me with exact description and year of pieces used.
what year toy box , any other other than stock items you used. I have a hard time with getting pictures on here. Thanks, 664x4drvr
Could you provide me with exact description and year of pieces used.
what year toy box , any other other than stock items you used. I have a hard time with getting pictures on here. Thanks, 664x4drvr
I used a box out of a 87 Toyota 4x4. When I got the box, I also took the P/S lines that run from the pump to the box.
I removed the driver side fender and inter fender for better access.
1. Remove the old steering box and the steering link that runs from the box to the drag link.
2. Place the new box in the same place as the old one. mark the holes that need to be drilled, drill and tap into the frame, or drill all the way and put in a bolt and nut.
3. The new box, the pitman arm has a stud, where as the old pitman arm has a hole to hook the box to the drag link. I used a piece of a drag link that came from a Chevy truck that had a hole in it, the hole has to fit the stud on the pitman arm. The steering link that came off, I cut that in half and treaded the the Ford piece and the Chev piece togather using left and right treads and a turnbuckel off a tie rod end, got from the tie rod end off the Chev. Thet way the length is ajustable. Sence I had the drag link off that links the wheels togather on my truck, I cut off the nonreplaceable tie rod end and treaded a new new and turnbuckel. Now I don't have to replace the whole thing when the end goes bad again. You do not have to do that for this conversion.
4. I used a P/S pump off a 75 F100 Ford truck. The P/S lines that came from the Toyota, you will need to cut the pressure line fitting off at the pump end and replace it with a SAE fitting that fits the Ford pump.
I mounted the cooling loop with the horn on the drivers side.
5. I had to cut the steering shaft @ 3" and welded the end back on. Have someone that is a GOOD welder do this. The input shaft on the Toyota is smaller, so when you put in coupler on, I cut the slit on the clamp that holds the steering shaft to the coupling and tighten the clamp down.
6. I used a pully off a 64 Galaxie, I just had one, but when you pull a pump off at the wrecking yard get the P/S pully off the crankshaft.
Let me know if you need anything else.
Allen Dendy e-mail is abertha2@juno.com
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Allen D
1966 F-100 4x4 with 390 GT engine
1990 Areostar 2wd XLT ext
1980 Bronco with 460
1964 Galaxie 500 with 428
Oregon Chapter Member: To join the Oregon Chapter, click HERE
UPDATE, since I already had the 76-79 4x4 power st box I did a worm gear swap, check it out at; westcoastbronco.com/tech/diyrockcrawler.shtml Gotta get my truck back together but at least the wheels turn the right direction. THANKS-----
I has been awhile sense I did last one. Mounts to frame with out much difficulty. I use borgeson parts to gear box to column,with legal issues welding I would not. I have used toyota on bronco before,one from v-6 has larger pitman shaft. I had to find different arm for lock to lock steering
almustang
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