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went with dino rotella 15w-40, as it's the overwhelming choice on this site, and a k&n filter. instead of a flush product, gonna repeat this oil change in 500-1000 miles. i noticed a smoother engine immediately. thanks for all the advice 😎

< found the comment i was referring to. it involves 'pressure' not compression > "Older high milage motors which have run conventinal oil their whole life when switched to synthetics, will most probably leak & loose oil pressure. Your motor uses oil for two reasons. Hydraulic *pressure*...

in one of these threads, someone mentioned that dino oil offers better compression or something along those lines (i don't recall exactly how he worded it) i can do basic car stuff but i'm not an engine master by any means, so be kind 😆

I've read as much as I can about this topic that I'm sure many of you are tired of reading about. The dreaded motor oil debate... My recently acquired '85 FJ60 has 268k miles. I've been doing the small things to squeeze as much performance as possible out of this 2F. It's a daily driver in...