Subject	Re: I have a few UOAs for both M1 15W-50 and RP 20W-50 on
Posted by	Z Force1 on June 20, 2021 at 7:34 PM
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In Reply To	I have a few UOAs for both M1 15W-50 and RP 20W-50 on posted by Tanley (ATL) on June 20, 2021 at 09:26 AM
Message	I would be interested to know the conclusion of which one you now use after analyzing the two. I Don't have the knowledge to know what is good and bad for UOA's as ive never done it
Follow Ups	How long have your bearings lasted with High HP? - Z Force1 19:42:20 06/17/21 Seems like the best wear is attributed to a 20w-50 weight - Stanky (BC) 20:46:09 06/17/21 Re: Seems like the best wear is attributed to a 20w-50 weight - Z Force1 20:52:01 06/17/21 Do you know of any good fully synthetic 20w50 brands? (n/m) - Z Force1 20:53:20 06/17/21 They all use RP HPS. I’ve been rocking it for 3 years now (n/m) - Stanky (BC) 21:07:15 06/17/21 Re: They all use RP HPS. I’ve been rocking it for 3 years now - Z Force1 21:29:21 06/17/21 Greg recommended 15W50 Mobil1 - vorpalZed 22:06:14 06/17/21 I spun bearings running 15W50 Mobil 1. - MixManMash 22:36:57 06/17/21 I wouldn't blame the oil for that one - vorpalZed 07:09:17 06/18/21 True. (n/m) - MixManMash 21:35:28 06/18/21 It’s the cold thickness of 20 that is too thick, not - not4resaleZ 07:16:55 06/18/21 I’m not saying it’s unacceptable, and if you’re using a - not4resaleZ 08:37:59 06/18/21 I agree. (n/m) - MixManMash 13:24:54 06/18/21 I am surprised that no one has said “used oil analysis” - ConVerTT 08:21:25 06/18/21 Truth. (n/m) - MixManMash 13:25:09 06/18/21 Yup. 13 years of UOA moved me off M1 0W40 and - vorpalZed 17:33:11 06/18/21 Is that just for your track Z? (n/m) - itsa300zx 17:59:21 06/18/21 Yup, I’ve spun bearings @ the road course and now pay - vorpalZed 18:03:23 06/18/21 Greg at SZ recommended 20w-50 years ago...> - 5150Z 11:29:31 06/18/21 This - platinumist 11:39:56 06/18/21 Yep, Seb basically told me the same thing recently - outkaZTT 23:28:30 06/19/21 Castrol 5w50 Supercar ..cheap alternative? - Z Force1 12:38:50 06/18/21 Mobil1 5W50 is hard to find but also great (n/m) - Polishzx 17:00:38 06/18/21 Or 10W-60? (n/m) - Tanley (ATL) 19:52:04 06/18/21 Castrol is crap in the Z (n/m) - FrozTTy 07:38:14 06/23/21 Data to backup this claim? (n/m) - MixManMash 07:43:03 06/27/21 Re: How long have your bearings lasted with High HP? - Mike@ZSpeed 13:39:27 06/19/21 I have a few UOAs for both M1 15W-50 and RP 20W-50 on - Tanley (ATL) 09:26:12 06/20/21 Re: I have a few UOAs for both M1 15W-50 and RP 20W-50 on - Z Force1 19:34:05 06/20/21 I have rebuilt and replaced the bearings 4-5 times - MezgerTT 23:42:49 06/27/21
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