Mobil Delvac Modern™ 10W-40 CNG/LNG V1

Mobil commercial-vehicle-lube , South Korea

High Performance Heavy Duty Engine Oil for Spark Ignited CNG and LNG Fueled Trucks and Buses

Product Description

Mobil Delvac Modern™ 10W-40 CNG/LNG V1 is a high-performance heavy-duty engine oil formulated specifically for spark ignited CNG and LNG fueled truck and bus engines. It provides excellent performance in the challenging operating environments presented by CNG (Compressed Natural Gas) and LNG (Liquefied Natural Gas) and offers extended drain interval capability.

Features and Benefits

Features	Advantages and Potential Benefits
Thermal Stability and Oxidation/Nitration Control	Extended Drain Interval Capability
Shear Stability	Engine Durability
Advanced Wear Protection	Helps Towards Long Engine Life
Effective Detergency/Dispersancy	Engine Cleanliness
Optimized Ash Level	Helps Protect Against Excessive Valve Recession and Spark Plug Fouling

Applications

Mobil Delvac Modern™ 10W-40 CNG/LNG V1 is a high-performance heavy-duty engine oil formulated specifically for spark ignited CNG and LNG fueled truck and bus engines.
• Spark ignited CNG/LNG fueled stoichiometric and lean-burn engines
• Extended Drain Interval Capability
• Compatible with Exhaust Gas Recirculation (EGR) Systems, Three Way Catalysts, and other emissions reduction systems
• Suitable for use in China VI CNG and LNG fueled truck/buses (1)
(1) For detailed lubes requirement and application, please refer to the vehicle service manual

Specifications and Approvals

This product has the following approvals:
Cummins CES 20092

Properties and Specifications

Property
Grade	SAE 10W-40
Flash Point, Cleveland Open Cup, °C, ASTM D92	236
Viscosity Index, ASTM D2270	151
Kinematic Viscosity @ 40 C, mm2/s, ASTM D445	98.2
Pour Point, °C, ASTM D97	-39
Total Base Number, mgKOH/g, ASTM D2896	8.9
Density @ 15.6 C, g/ml, ASTM D4052	0.8633
Kinematic Viscosity @ 100 C, mm2/s, ASTM D445	14.4
Ash, Sulfated, mass%, ASTM D874	0.8

Health and safety

Health and Safety recommendations for this product can be found on the Material Safety Data Sheet (MSDS) @ http://www.msds.exxonmobil.com/psims/psims.aspx

All trademarks used herein are trademarks or registered trademarks of Exxon Mobil Corporation or one of its subsidiaries unless indicated otherwise.

06-2026

Mobil Korea Lube Oil Inc.

Level 22, Seoul Square bd., Hangang-daero, Jung-gu, Seoul, Korea

+82-2-750-8700

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 www.exxonmobil.com
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.