Jack_Kieran's latest activity
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JJack_Kieran replied to the thread 2022 Forester 10,060 OCI 5W-40 Mobil 1.What is your objective in running such a long OCI in miles and time? Why the oil much higher in viscosity than what Subaru specifies?
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JJack_Kieran replied to the thread 2020 Subaru Outback 2.4l Turbo, Mobil 1 T-SUV 5w-30/AFE 0w-20 Blend, 3300 mile OCI, Copper Increase, OAI vs. Blackstone.Good observation about the time-related component for copper pickup in oil, I hadn't considered that. It does seem to fit my most recent...
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JJack_Kieran reacted to twX's post in the thread 2020 Subaru Outback 2.4l Turbo, Mobil 1 T-SUV 5w-30/AFE 0w-20 Blend, 3300 mile OCI, Copper Increase, OAI vs. Blackstone with
Like.
Copper leaches from the oil cooler, probably through a corrosion process. To a certain extent it probably happens even when the engine... -
JJack_Kieran reacted to bluesubie's post in the thread 2020 Subaru Outback 2.4l Turbo, Mobil 1 T-SUV 5w-30/AFE 0w-20 Blend, 3300 mile OCI, Copper Increase, OAI vs. Blackstone with Like.
From what I have seen in the FA20DIT (old uoa's on nasioc), there was not much difference in the rate that break-in wear washed out in...
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JJack_Kieran reacted to SubieRubyRoo's post in the thread 2020 Subaru Outback 2.4l Turbo, Mobil 1 T-SUV 5w-30/AFE 0w-20 Blend, 3300 mile OCI, Copper Increase, OAI vs. Blackstone with Like.
All of the Subaru 2.4Ts have oil coolers, so copper in these is generally NOT from bearings. At less than 20k miles, this is likely...
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JJack_Kieran reacted to himemsys's post in the thread 2020 Subaru Outback 2.4l Turbo, Mobil 1 T-SUV 5w-30/AFE 0w-20 Blend, 3300 mile OCI, Copper Increase, OAI vs. Blackstone with Like.
On the one hand, this vehicle has less than 19k miles on it, so it could easily be break-in still washing out. On the other hand, there...
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JJack_Kieran replied to the thread 2020 Subaru Outback 2.4l Turbo, Mobil 1 T-SUV 5w-30/AFE 0w-20 Blend, 3300 mile OCI, Copper Increase, OAI vs. Blackstone.Comments on my UOAs posted above: UOA by OAI shows INCREASE in Copper level. What level concern should I have? Suggested course of...
