Recent content by Bojo

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    Evolution of Mazda USA 0W-20 Oils

    No I’m not an engineer. If you saw something I said where I was claiming to be one, please let me know as I will be sure not to use words that are not misleading. Instead like me, you’re going to have to refer to the countless oil analysis’ out there that shows, with normal driving...
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    Evolution of Mazda USA 0W-20 Oils

    Love this post.. and the Mazda oil. I too would like to see some Mazda GF6 oil analysis... and Im very curious to see what the GF7 brings.. hope they keep high moly...I also think you got the next best oil for this engine, the Idemitsu. The supplier i was getting the Japan filter from is out of...
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    Evolution of Mazda USA 0W-20 Oils

    Why? I run Mazda 0w20 even further south than that here in Texas. The mazda 0w20 is engineered to withstand the heat. I do however, change it at 3,000. Plenty of people have been doing it here for a long time with zero issues.
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    My midlife health assessment

    Wow. Thanks for sharing. My father passed away at 40 of a massive heart attack. Long story short, when i was approaching 40 i was getting chest pains, down my arm ,etc .. bad. Overweight, all kinds of problems. Then i foun 90,000 heat unit cayenne pepper and now have the arteries of a 20 year...
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    Did i harm my new car with early oil change?

    I was beginning to think I was the only one that did this many break in oil changes!!! :ROFLMAO:
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    Long Term Oil Testing With Lake Speed, Jr aka "The Motor Oil Geek"

    Oh my goodness, these are some SPOT ON comments here.
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    Did i harm my new car with early oil change?

    Well i guess Im in real trouble then, because i literally did four break in oil changes! :ROFLMAO:
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    Did i harm my new car with early oil change?

    Oh man thats a good one.
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    Post your latest oil change

    I posted my oil change recently. But wanted to add this: In my 2025 Mazda CX5 NON turbo, I drained the Mazda 0w20 oil (good 0w20 oil, nothing wrong with it) -But I put in Pennzoil Ultra Platinum 5w30 - I also use Shell Premium Nitro Fuel and WOW, what a combo. -LOVE the way it runs in the...
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    Post your latest oil change

    LOVE THIS! I calculated a 6.7W40! Never again will second guess my jump from 0w20 to 5w30!:ROFLMAO:
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    Post your latest oil change

    I cannot believe that this thread is 17 years old! WOW~! Well, i just put Pennzoil ultra platinum 5w30 in my 2025 Mazda CX5 NON turbo that calls for 0w20. :) LOVE IT.. 4.8 quarts exactly, oil drain plug torqued to specs and a Mazda OEM Filter from Japan.....17 years. Wow.
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    Pennzoil Ultra Platinum no longer GTL base?

    This just made the decision for me to go with AMSOIL until Pennzoil explains the changes ..I’m out too much mystery here with all the changes
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    2025 Skyactive engine 2.5 NON turbo 0w20 vs 5w30

    Let us know if that happens. I know on my skyactiv 2.5 NA i used 5w30 with no issues on one of the break in oil changes . I DID however, go back to 0w20 Mazda Gf6 oil for the winter but plan on going back to 5w30-(Pennzoil Ultra Platinum or Amsoil probably) for the next oil change I think, I...
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    2025 Skyactive engine 2.5 NON turbo 0w20 vs 5w30

    I hear that about Austrailia and caught a few posts somewhere (cant remember where) where a few people were running the 5w40 in these skyactiv engines as well!
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    Mazda 0w-20 with Moly - What's the recommendation in 2026?

    Where are you getting this info? Can you post links?
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