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HEAVY DUTY EXTREME DIESEL ENGINE OILS API CK-4

Performance Specifications

Specifically engineered to meet the latest requirements for EGR/EGP engines and the new federal regulations mandating reduced fuel consumption and lower emissions. For today's demanding engine requirements CK-4 oils must pass 2 new tests to evaluate oxidation stability and aeration control. API CK-4 15W40 meets or exceeds most OEM manufacturer's specifications and is backward compatible with CJ-4, CI-4 PLUS, CI-4 and CH-4. 10W30 meets and exceeds API CK-4 and is designed to maximize fuel economy in todays current engines and utilizes group II+ type baseoils.

SAE GRADE

10W30

15W40
SPECIFIC GRAVITY @ 15.6°C, CST 0.0865 0.0869
KINEMATIC VISCOSITY (D445) CST @ 40°C 81.7 113.9
KINEMATIC VISCOSITY (D445) CST @ 100°C 12.2 15.6
VISCOSITY INDEX (D2270) 145 145
FLASH POINT (D92), °C 237 226
POUR POINT (D97), °C -39 -33
VISCOSITY, CCS CP @ -20°C 6200 5500
ASH SULPHATE, WT% 1.00 1.00
TBN 9.1 9.5

*NOTE: Values shown above are representative of current production and may vary within modest ranges.

 

MEETS OR EXCEEDS THE FOLLOWING API SERVICE AND OEM SPECIFICATIONS REQUIREMENTS:

  • API: CK-4, CJ-4, CI-4PLUS, CI-4, CH-4

  • CUMMINS: CES 20081, CES 20086, CES 20087

  • DETROIT DIESEL: DFS 93K222, DFS 93K218, DFS 93K233

  • RENAULT: RLD-4, RLD-3

  • FORD: WSS-M2C171-F1

  • CATERPILLAR: ECF-2, ECF-3

  • DAIMLER: MB 228.31

  • MTU: CATEGORY 2.1

  • VOLVO: VDS 4.5, 4, 3

In order to continue to provide superior quality, BOSS LUBRICANTS reserves the right to change composition of its products without notice.

For the location of the Distributor nearest you, please call 1-800-844-9457. BOSS LUBRICANTS #112, 6303 - 30th St SE Calgary AB T2C 1R4