plugging the water port on the block?

Discuss the RB20, RB25 and RB26 series engines.
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meet07
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Im putting my bigger turbo back on and I forgot what i did about the coolant port coming off the block. The new turbo is oil cooled only? What do u guys suggest? Im assuming a plug but I dont think its npt?

Any ideas


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meet07
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Doing some research its seems the oem banjo fitting in the block M14x1.50. I'm gonna try a basic drain plug from my local auto parts store

Largekid
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thats what I did and never had any leaks. I think I put some RTV on it and threaded it in

gawdzilla
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Technically you should use a washer with the bolt. You can probably re-use one of the crush washers from the banjo fitting. or an oil drain bolt/washer combo should work.

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meet07
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I ended up using a oil sending unit I had lying around from my Saturn..lol no leaks :)

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HxC_Nismo
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I found an oil pan drain plug with washer and I used it on my rb26 block and works perfect and is much cheaper then a oil sending unit for a saturn lol.

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USMCgetsome
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Install. Screw thread sealant. Few $ at autozone

RRRRB
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HxC_Nismo wrote:I found an oil pan drain plug with washer and I used it on my rb26 block and works perfect and is much cheaper then a oil sending unit for a saturn lol.

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