Mobil Delvac™ 1600 Monogrades engine oils

Mobil Delvac™ 1600 Series engine oils – offered in both SAE grade 30 and 40 – are formulated to provide exceptional performance in both modern and older-model diesel engines, improve equipment performance, and lower operational and maintenance costs. They are specially formulated to help keep engines clean, reduce lacquering and control oil consumption.

These advanced oils are recommended for intercooled, turbo-charged engines operating under severe conditions. Additional common applications include harbour craft and high-speed ferries, and a range of diesel-powered equipment such as deck generators.

Mobil Delvac™ 1630 and Mobil Delvac™ 1640 engine oils may offer:

Protection against high-temperature deposits and ring sticking
Controlled viscosity and minimised wear
Extended oil life above engine builder-recommended oil drain intervals
Excellent soot-handling capabilities

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Data Sheet

Product data sheet (PDS)

Safety data sheet Mobil Delvac 1640 (SDS)

Product Information

Mobil Delvac™ 1600 Series performance profile

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Features and Benefits

Features	Advantages and Potential Benefits
Excellent protection against oil thickening, high temperature deposits, sludge build-up, oil degradation and corrosion	Prolonged engine life Less wear Excellent protection against ring sticking
Extended TBN reserve	Long-term deposit/wear control Controls formation of acids when using higher sulfur fuels

Features

Advantages and Potential Benefits

Excellent protection against oil thickening, high temperature deposits, sludge build-up, oil degradation and corrosion

Prolonged engine life

Less wear

Excellent protection against ring sticking

Extended TBN reserve

Long-term deposit/wear control

Controls formation of acids when using higher sulfur fuels

Specifications and Approvals

Mobil Delvac 1600 Monogrades meet or exceed the requirements of the following industry and builder specifications:	Mobil Delvac 1640
JASO DH-1	X

Mobil Delvac 1600 Monogrades have the following builder approvals:	Mobil Delvac 1640
MTU Oil Category 2	X
ZF TE-ML 04B	X
GE 250MDA/B (V or L)	X

Mobil Delvac 1600 Monogrades are recommended by ExxonMobil for use in applications requiring:	Mobil Delvac 1640
API CF/SF	X
ACEA E2	X
Allison C-4
MAN 270	X

Applications

Mobil Delvac 1640 is high performance monograde diesel engine oil formulated from advanced technology base oils and a balanced additive system. It is recommended by ExxonMobil for use in intercooled, turbo-charged engines operating under severe on and off-highway conditions as well as a wide range of applications where a monograde lubricant is recommended.

Typical Properties

Mobil Delvac 1600 monogrades	Mobil Delvac 1640
SAE Grade	40
Viscosity, ASTM D 445
cSt @ 40ºC	132
cSt @ 100ºC	14.7
Viscosity Index, ASTM D 2270	112
Sulfated Ash, wt%, ASTM D 874	1.4
Total Base #, mg KOH/g, ASTM D 2896	12
Pour Point, ºC, ASTM D 97	-21
Flash Point, ºC, ASTM D 92	239
Density @ 15ºC kg/l, ASTM D 4052	0.892