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S4 RX-7 Turbo II UIM block off for coolant to turbo

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Old Feb 2, 2018 | 08:32 AM
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From: Suffolk, Va
VA S4 RX-7 Turbo II UIM block off for coolant to turbo

So i just blocked off the coolant ports using freeze plugs under my UIM. The question I have is The port on the UIM where the coolant line goes to the turbo. Does anyone make a block off plate for this? The bolts holes seem to be about 1.5 inches apart. Do i need to block it since I have already blocked the coolant passage to UIM? I might have to figure out to create my own, but I have limited tools. I am going to research that and see about that option. If you have any ideas please let me know.

The reason I blocked those ports is because of leaking and I re routed coolant to the turbo a different route.
Attached Thumbnails S4 RX-7 Turbo II UIM block off for coolant to  turbo-img_0591%5B1%5D.jpg  

Last edited by smikels; Feb 2, 2018 at 08:38 AM.
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Old Feb 2, 2018 | 09:33 AM
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So the plate just above this is the Split Air Pipe block off I believe. ??? It looks to be the save size about. The threads are 1.5 inches apart also. Maybe I will order one of these to put here. Chime in if you have ideas or so I know I am on the right track.
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Old Feb 2, 2018 | 09:47 AM
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Duh...I just will take the part I cut off and jbweld it and put it back on as a cover.
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Old Feb 2, 2018 | 10:13 AM
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you don't need to block it off. you already plugged the passage, just leave it open.
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Old Feb 2, 2018 | 10:30 AM
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From: retired rotorist
unless you want it neat, which is why most of the ports get block offs.
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Old Feb 3, 2018 | 10:29 AM
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Yeah I thought it looked a little crappy to be honest. I was thinking it was just for looks and didn't matter though. I put some jbweld in that hole on the cover and put it back on. It looks a lot better that way. I got a little crazy and jbwelded all these vacumm ports I was no longer using as well.
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Old Feb 9, 2018 | 08:06 PM
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Originally Posted by smikels

The reason I blocked those ports is because of leaking and I re routed coolant to the turbo a different route.
Just out of interest where do you route coolant to the turbo from? I recently bought another FC and it was rebuilt with non turbo housing so there's no coolant feed to the stock turbo.

Thanks
Ben
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Old Feb 11, 2018 | 07:26 PM
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So I have done quite a bit to my car. I plugged the rear iron coolant under the UIM. I am running coolant from under the filler neck and the thermostat. I have no coolant going to my UIM anymore either.

Last edited by smikels; Feb 11, 2018 at 08:12 PM.
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Old Feb 12, 2018 | 10:39 PM
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Originally Posted by BenRX
Just out of interest where do you route coolant to the turbo from? I recently bought another FC and it was rebuilt with non turbo housing so there's no coolant feed to the stock turbo.

Thanks
Ben
I run mine from the rear iron straight to the turbo:
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