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Ko4 oil feed threads

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Old 09-15-2015, 11:31 AM
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Ko4 oil feed threads
Whats going on guys. My hahn 20G oil feed line brass fitting that goes from line to turbo is leaking oil. So I know the threads on the line side are -4an what are the thread size that goes into the turbo? Npt of course but what size?? Need to order this brass piece asap

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Old 09-15-2015, 01:09 PM
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Originally Posted by Cobe
Whats going on guys. My hahn 20G oil feed line brass fitting that goes from line to turbo is leaking oil. So I know the threads on the line side are -4an what are the thread size that goes into the turbo? Npt of course but what size?? Need to order this brass piece asap

Thanks
I think the k04 is m14x1.5
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Old 09-15-2015, 05:33 PM
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ZZP sells them for $15
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Old 09-15-2015, 07:35 PM
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Its on the way! lol. Figured it out though. It is a m12x1.25 and the feed line end is a -4an
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Old 09-15-2015, 08:10 PM
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Originally Posted by Cobe
Its on the way! lol. Figured it out though. It is a m12x1.25 and the feed line end is a -4an
are you sure the water lines arent the m12x1.25? the oil feed for a k04 is coarse thread.
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Old 09-15-2015, 09:11 PM
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in 4 blown K04
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Old 09-16-2015, 08:03 PM
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Originally Posted by Cobalt_Daddy
in 4 blown K04
You mean blown 20g... but that wont happen
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Old 09-16-2015, 08:04 PM
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Originally Posted by Omiotek
are you sure the water lines arent the m12x1.25? the oil feed for a k04 is coarse thread.
I called Hahn and ordered the part. I asked him what they were anyways so I could confirm on here lol
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Old 09-19-2015, 11:04 AM
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Ko4 is M12 x 1.75
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