Mobil Delvac™ 1440

Mobil commercial-vehicle-lube , Chile

Heavy Duty Engine Oil

Product Description

Mobil Delvac™ 1440 is a heavy duty engine oil formulated from high performance base oils and a balanced additive system. This product is recommended by ExxonMobil for use in turbo-charged as well as naturally aspirated diesel engines operating with high sulphur fuels in severe on and off-highway applications.


Features and Benefits

Features Advantages and Potential Benefits
Good performance against oil thickening, high temperature oxidation deposits, sludge, and thermal oil degradation Reduced piston groove deposits for better oil control and less bore polishing
Excellent protection against ring sticking
Less valve train and bearing wear, cleaner engine
Prolonged engine life
TBN reserves Long-term deposit/wear control
Controls formation of acids when using high sulphur fuels



      Recommended by ExxonMobil for use in:

  • Diesel powered equipment from leading American manufacturers
  • On-highway light and heavy duty trucking
  • Off-highway industries including: construction, mining, quarrying, and agriculture
  • Applications where higher sulphur diesel fuels are used
  • Transmissions where SAE 40, API CD lubricants are specified


Specifications and Approvals

Mobil Delvac 1440 is recommended by ExxonMobil for use in applications requiring:  


Typical Properties

Mobil Delvac 1440  
SAE Grade 40
Viscosity, ASTM D 445  
cSt @ 40ºC 139
cSt @ 100ºC 14.6
Viscosity Index, ASTM D 2270 104
Sulphated Ash, wt%, ASTM D 874 1.8
Total Base # , mg KOH/g, ASTM D 2896 17.4
Pour Point, ºC, ASTM D 97 -29
Flash Point, ºC, ASTM D 92 245
Density @ 15ºC kg/l, ASTM D 4052 0.89


Health and Safety

Based on available information, this product is not expected to produce adverse effects on health when used for the intended application and the recommendations provided in the Material Safety Data Sheet (MSDS) are followed. MSDS's are available upon request through your sales contract office, or via the Internet. This product should not be used for purposes other than its intended use. If disposing of used product, take care to protect the environment.

The Mobil logotype, the Pegasus design, and Delvac are trademarks of ExxonMobil Corporation, or one of its subsidiaries.


Compañía de Petróleos de Chile Copec SA

Isidora Goyenechea 2915, Las Condes, Santiago Chile

Typical Properties are typical of those obtained with normal production tolerance and do not constitute a specification.  Variations that do not affect product performance are to be expected during normal manufacture and at different blending locations.  The information contained herein is subject to change without notice. All products may not be available locally. For more information, contact your local ExxonMobil contact or visit 
ExxonMobil is comprised of numerous affiliates and subsidiaries, many with names that include Esso, Mobil, or ExxonMobil. Nothing in this document is intended to override or supersede the corporate separateness of local entities. Responsibility for local action and accountability remains with the local ExxonMobil-affiliate entities.