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Lucas Oil 15W-40 Magnum Engine Oil Overview
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Product Description
Lucas Oil 15W-40 Magnum is a synthetic blend motor oil designed for heavy-duty diesel and gasoline engines. It is formulated to provide long-lasting protection and enhanced engine performance, suitable especially for pre-2007 diesel engines without particulate filters.
Key Features
  • Designed to last up to twice as long as conventional 15W-40 oils, extending oil drain intervals and reducing maintenance frequency.
  • Exceptional soot suspension capability prevents sludge buildup, helping maintain engine cleanliness and performance.
  • Enhanced lubricity reduces wear and friction, contributing to longer engine life and fewer dry starts.
  • Formulated to resist oxidation and thermal breakdown under high-temperature, high-pressure operating conditions.
  • Capable of reducing engine noise and lowering internal temperatures, contributing to smoother engine operation.
  • Compatible with hydrostatic transmissions commonly found in heavy equipment, making it versatile across different vehicle systems.
Specifications and Approvals
  • Meets or exceeds stringent industry standards including API CI-4, CH-4, CG-4, CF-4 and CF/SL.
  • Suitable for use in engines requiring SAE 15W-40 viscosity and meeting CK-4 and previous category requirements.
  • Meets European and OEM specifications such as ACEA 9, Mack, Volvo, Caterpillar, Cummins, Detroit Diesel, Daimler, MAN, Renault, and Ford.
Usage Recommendations
  • Ideal for diesel engines operating in construction, agriculture, trucking, and marine environments.
  • Recommended to maintain peak engine performance under harsh conditions including heavy load and extreme temperatures.
  • Effective for engines burning high sulfur fuel due to its robust additive package.
  • Regular use can contribute to fuel economy improvements and lower emissions due to cleaner engine internals.
Packaging and Availability
  • Typically available in 1-gallon containers weighing around 7.8 lbs.
  • Widely sold via automotive suppliers and industrial oil distributors, with convenient shipping and return policies.
Glossary
  • Soot Suspension: The oil’s ability to keep soot particles evenly distributed to prevent deposit formation.
  • Lubricity: The property of a substance that enables it to reduce friction between surfaces in contact.
  • API (American Petroleum Institute) Categories: Industry standards for motor oils indicating performance and suitability.
  • Oxidation: Chemical reaction of oil with oxygen leading to degradation and sludge formation.
  • Synthetic Blend: Motor oil combining synthetic and conventional base oils, offering a balance of performance and cost.
Summary
Lucas Oil 15W-40 Magnum is a premium synthetic blend oil engineered for durability, engine protection, and extended service intervals in heavy-duty diesel and gasoline engines. Its advanced formula supports cleaner engines, reduced wear, and improved operational efficiency under demanding conditions. Compliance with multiple industry standards and OEM approvals underscores its reliability and suitability for varied heavy equipment and vehicle applications.
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