Mobilgard HSD 15W-40
Product Description
Mobilgard HSD 15W-40 by Mobil is an extra high performance, multi-grade engine oil specifically formulated for severe service high-speed diesel engines in marine applications. Its advanced chemistry provides outstanding performance in both modern, demanding low-emission diesel engines and older diesel engines operating on low or high sulphur distillate fuel. Mobilgard HSD 15W-40 is approved or recommended by all the major marine high-speed diesel engine builders.
Main Applications, Features and Benefits
Specifications, Approvals & Recommendations
Typical Characteristics
Features and Benefits
Mobilgard HSD 15W-40 combines a blend of high quality base stocks with a superior balanced additive system to provide exceptional control of oil thickening due to soot build-up and high temperatures, as well as outstanding resistance to oxidation, corrosion, and high temperature varnish deposits.
When used as recommended, Mobilgard HSD 15W-40 diesel engine oil provides the following features and potential benefits:
| Features |
Advantages and Potential Benefits |
| Outstanding thermal and oxidation stability |
Reduces formation of deposits and sludge build-up Keeps engines clean and operating smoothly |
| Excellent wear protection |
Extended life of critical engine components |
| High Viscosity Index |
Stable oil film at all operating temperatures Reduced oil consumption |
| Increased high temp/high shear performance |
Reduced engine scuffing, bore polishing and ring sticking |
| Outstanding TBN retention |
Protects engine parts from corrosive wear and deposits |
| Excellent water tolerance and separation capability |
Maintains effective lubrication and film-strength in the presence of water |
| Excellent low temperature properties |
Improved oil pumpability/circulation at start-up Start-up wear protection especially for valve train area |
Applications
Mobilgard HSD 15W-40 is designed to provide outstanding performance in the most severe service marine applications of modern high-speed diesel engines, such as Caterpillar 3500 Series and smaller bore, Cummins, Volvo, Daihatsu, Yanmar, and others.
