Ktrw
Senior Member
- First Name
- Zach
- Joined
- Mar 25, 2024
- Threads
- 0
- Messages
- 114
- Reaction score
- 177
- Location
- United States
- Vehicle(s)
- 2025 Integra Type S
The "MOAR ZDDP" isn't the argument I was making at all. I agree that is a silly characteristic to care about. I was pointing out that is one reason why it isn't an API oil, which does not make it a bad oil.Exactly. "MOAR ZDDP" is just a talking point for the fundamentally clueless.
ZDDP competes with detergent and dispersant additives in the oil. For example, heavy duty engine oil (commonly used in diesels) has more ZDDP - because it has more detergents and dispersants. Lots of guys run Rotella T6 HDEO thinking they're ZDDP maxing, but the actual layer of zinc that gets deposited on surfaces may be no different (or even less!) than a non-HDEO oil with less ZDDP. Why? Less detergents and dispersants in the additive package.
The real proof is in doing used oil analysis. Talk to me when you find something that drops the wear metals in your used oil more than another oil does. Otherwise, you've just bought into the marketing.
I also want to point out that I don't even run Amsoil (since I'm not intending to shill for them, their marketing does that enough for them), because I think boutique oils aren't well suited to my application. I run PUP because it's good and cheap. I will likely try Formula R when it finally comes out just because Honda says it's perfect for our engines and that is potentially pretty cool.
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keep it going boys!