Mobil Delvac 1240 (5 Gal. Pail)

Mobil 102565

Mobil Delvac 1240 is a high performance, SAE 40, low sulfated ash diesel engine oil formulated to exceed the demands of a wide range of diesel engines. Mobil Delvac 1240 is especially formulated towards Detroit Diesel 2-cycle engines which require less than 1% sulfated ash. Mobil Delvac 1240 utilizes a select blend of base oils and balanced additives which control oxidation, deposits, and is especially effective on wear control in high speed, high temperature applications. Mobil Delvac 1240 is a preferred summer viscosity for many Detroit Diesel applications.

Product Data Sheet

Features Advantages and Potential Benefits
Excellent oxidation and thermal stability Keeps engines clean and extends oil life
Good rust and corrosion prevention Long engine and component life

Recommended by ExxonMobil for use in:

  • Diesel powered equipment including 2-cycle applications
  • On highway light and heavy duty trucking
  • Off highway industries including: construction, mining, quarrying, and agriculture
Mobil Delvac 1240 is recommended by ExxonMobil for use in applications requiring: Mobil Delvac 1240
Mobil Delvac 1240
SAE Grade 40
Viscosity, ASTM D 445
cSt @ 40ºC 158
cSt @ 100ºC 15.5
Viscosity Index, ASTM D 2270 99
Sulfated Ash, wt%, ASTM D 874 0.8
Total Base # , mg KOH/g, ASTM D 2896 7.1
Pour Point, ºC, ASTM D 97 -21
Flash Point, ºC, ASTM D 92 247
Density @ 15ºC kg/l, ASTM D 4052 0.90
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