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0w40

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    0w40 + 0w20 mix works well to quite 4L SOHC

    My 98 4L SOHC with 206k miles has the rattle for 1-2 seconds on startup, and idles a little rough. It has otherwise been well maintained by me, with new plugs and wires, PCV, cleaned MAF and new EGR, lots of regular oil changes recently. I'm out of 5w30 (recommended oil) but flush in Amazon...
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