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#z7

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OilGlup

Marketing in the oil world is often more art than science, and Pennzoil’s Z-7 blend is a prime example. For over 40 years, it was marketed as a revolutionary innovation, though its true nature remained unclear. A closer analysis (linked) suggests Z-7 was likely just clever branding. What solidifies the oils' legendary status is their lasting presence, coupled with the "multi-vis" lawsuit against Pennzoil #z7 #marketing #Pennzoil
oil-glup.ru/threads/pennzoil-m

Центр эволюции моторных масел им. SAE20Pennzoil multi-vis motor oil with Z7 SAE 20W-40 - развитие легендарных масел 1950-х из 1970-хМоторное масло Pennzoil вязкостью 20W-40 - история масла, интересные детали, подробный физико-химический анализ.
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