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    Pennzoil Platinum/5w30 3400 miles, 09 Mazdaspeed3

    Originally Posted By: BeerLube Originally Posted By: AngryRotarian I get the impression that this might not be a fair trial for the car. If anybody here is from the NYC area, they might be familiar with the Tappan Zee bridge, which until recently, had "Bridge plates" on it. Long story short...
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    Pennzoil Platinum/5w30 3400 miles, 09 Mazdaspeed3

    Originally Posted By: badtlc These engines seem to improve with after market intakes. The increased air flow seems to really help with the fuel dilution. If you are seriously wanting to get that dilution down, that would be my first suggestion. Yup. One's already on the way. I hadn't heard...
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    Pennzoil Platinum/5w30 3400 miles, 09 Mazdaspeed3

    Originally Posted By: Jonny Z Had the engine been sufficiently warmed up prior to sampling? The engine was warmed up, but I'm not confident it was sufficiently. While the coolant was approaching operating temperature, I'm not sure the oil was, as when I took the oil out, it was slightly warm...
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    Pennzoil Platinum/5w30 3400 miles, 09 Mazdaspeed3

    I get the impression that this might not be a fair trial for the car. If anybody here is from the NYC area, they might be familiar with the Tappan Zee bridge, which until recently, had "Bridge plates" on it. Long story short, this oil was driven in a minimum of 10(3 on the bridge each way, plus...
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    Pennzoil Platinum/5w30 3400 miles, 09 Mazdaspeed3

    This is my first UOA. The engine was 100% stock for this term. Mileage at oil change: 6885 mi Oil filter: Motorcraft(Ford/Mazda OEM) Length of time used: 2 months Miles on oil: 3400mi Driving: Mostly highway, but a good portion of NYC bumper to bumper traffic. Otherwise "spirited" Air filter...
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