Our Recommendation

Make
CUMMINS incl. ONAN GENERATORS
Model
ISX12 G (Gaseous Fuelled Engines)
Engine
CNG
Year
2017-
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Application
Recommendation
Capacity (ltr)
Engine (CNG) (11.9L, 239 - 298kW, turbocharged)
  (a)
45.4
Coolant
  (b)
25.1

Lubricant / Capacity Notes

a.
Alternative recommendations: EO CUM 20074 15W-40
b.
Mix ratio, 50%

General Notes

1.
Synthetic oils, API category III, are recommended for ambient temperatures consistently below -25°C. Synthetic engine oils of 0W-30 viscosity may be used where ambient temperature does not exceed 0°C. Mineral oils are preferred, synthetic or part synthetic oils must not be used for break-in
2.
Friction modified oils must not be used unless evidence of satisfactory performance in Cummins engines can be substantiated. Special break-in oils should not be used

Oil Change Intervals

Engine (CNG) (11.9L, 239 - 298kW, turbocharged)
Km Max
40000
Months Max
6
Hours Max
500
Coolant
Km Max
480000
Months Max
24
Hours Max
6000