This translates to superior protection for aged engines that are subjected to stop-and-go traffic and towing applications. A fleet vehicle subjected to constant idling and short trips has different requirements than a highway cruiser.
High Mileage Oil Cold Start Protection for Aged Engines
Seal swell agents work to rejuvenate brittle rubber components, while anti-wear compounds like zinc dialkyldithiophosphate (ZDDP) protect flat tappet camshafts and pushrods common in older vehicle designs. Utilizing Titanium Fluid Strength Technology, it provides exceptionally strong lubricant films that resist breakdown under extreme pressure.
Driving Condition Recommended Viscosity Performance Goal Stop-and-Gay City Driving 5W-30 or 5W-20 Fuel efficiency and cold-start protection Highway Cruising 10W-30 or 10W-40 Stable oil pressure and shear stability Towing or Heavy Loads 10W-40 or 15W-40 Extreme pressure and thermal resistance The Role of Synthetic Blends. Key Additives for Aged Engines The effectiveness of a high mileage oil hinges on its supplemental additives.
High Mileage Oil Cold Start Protection for Aged Engines
The additive package is adjusted to provide superior wear protection on cold starts and high-temperature operation, combating the increased clearances found in worn cylinders. Selecting the correct lubricant for a high mileage engine is less about marketing claims and more about addressing these mechanical realities with the right chemistry and additives.
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