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Mr2 power steering conversion

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Old 04-07-2016, 03:37 PM
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dizzyj
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Default Mr2 power steering conversion

Anyone done this? I picked up a pump off of eBay. Wiring seems simple enough, but not sure about fittings.

Figured I'd get power steering hose from summit. I also see you can get an fittings that are power steering rated (1000 psi). Anyone know what I would need to connect to the factory ps rack? Is it easier to get some junk factory ps lines and salvage the bango/fittings and take to a shop to clamp onto new hose?

Also figure I'll make an aluminum bracket to hold the pump with my new tig welder.
Old 04-08-2016, 09:57 AM
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Dutch944
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I have been looking at the same as my car cannot keep the original pump (won't fit..)

But there are a lot of other options. If some-one sorts this out before me..
Old 04-16-2016, 01:35 AM
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dizzyj
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Originally Posted by Dutch944
I have been looking at the same as my car cannot keep the original pump (won't fit..)

But there are a lot of other options. If some-one sorts this out before me..
Shouldn't be too hard to sort out. Might have to pick up some old lines from lart as I did not keep my parents lines/fittings. I'll let ya know how it goes

What other options are you looking at?
Old 04-16-2016, 11:16 AM
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V2Rocket
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Does the electric pump just run all the time, or kick on when it senses the wheel turning? Wheel movement sensor, or some type of hydraulic sensing?
Old 04-17-2016, 02:47 AM
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It's on all the time. I'll have a switch on the dash to turn in/off. Might look at a pot to see if I can adjust the amount of input. Other modules are more complicated and take speed as input but this is a race car so I don't need that
Old 04-18-2016, 04:32 PM
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Dutch944
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I was looking at some units from Opel and ehm.. Can't remember.. I'll check for you!
Old 04-25-2016, 03:52 PM
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dizzyj
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w.r.t the hoses/fittings.

looks like its pretty easy to go from the pump to -6an, use steel fittings, and then power steering hose.
what I'm missing is how to splice that into the factory fitting on our rack. I can grind off the fitting to re-purpose, but how can I securely attach it to the new -6an hose.

any thoughts?
Old 04-25-2016, 03:57 PM
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dizzyj
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or does anyone know what size the banjo bolt to the rack is? maybe I can get a steel banjo to -6an. that would be the cleanest
Old 04-25-2016, 04:45 PM
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ramius665
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Fairly certain it is M14x1.5. I had to pull my pump from the 968 yesterday and IIRC the banjo at the pump is the same as the banjos on the rack. I'll measure it when I get home and post an update.
Old 04-25-2016, 05:31 PM
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dizzyj
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think its an 12mm at the rack. rennbay sells replacment banjo bolts.

I can get 12mm to -6an steel bango fittings. if that fits at the rack, I could go an power steering hose directly to the pump. might be a good solution.
Old 04-26-2016, 05:08 AM
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333pg333
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We sat a Holden (which could be from Nissan or Opel) inside the cabin. Not sure on all the fitting sizes but it wasn't expensive to do.
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Old 04-26-2016, 09:16 AM
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Originally Posted by 333pg333
We sat a Holden (which could be from Nissan or Opel) inside the cabin. Not sure on all the fitting sizes but it wasn't expensive to do.
Got a pic of the lines to the rack?
Old 04-26-2016, 11:12 AM
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V2Rocket
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Originally Posted by 333pg333
We sat a Holden (which could be from Nissan or Opel) inside the cabin. Not sure on all the fitting sizes but it wasn't expensive to do.
I hate to tell you this, but you're supposed to be sitting where that pump is...
Old 04-26-2016, 10:25 PM
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333pg333
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Originally Posted by dizzyj
Got a pic of the lines to the rack?
I don't think so, but I'll look around.

Originally Posted by V2Rocket
I hate to tell you this, but you're supposed to be sitting where that pump is...
I do...doesn't everyone??
Old 04-26-2016, 11:33 PM
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rlm328
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I placed my pump on the outside of the frame and behind where the light was on the passenger side. I kept all of the stainless steel lines that are around the rack as there is not very much room there. I modified the connection on the end of the stainless steel to an ansi fitting and ran that back to the pump. the return line is low pressure and I just used a hose clamp on that side.

My pump has 2 power lines to it. One wakes the unit up, the other is required to make it work.

I had pictures at one time but can't find them, the car is in paint right now repairing all of the flame damage from a while back.


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