Our Recommendation

VERKOL TDI 15w40

Make
CUMMINS incl. ONAN GENERATORS
Model
GGPA (Onan Gen Sets)
Engine
P / LPG
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Application
Recommendation
Capacity (ltr)
Engine (P / LPG) (GM, 5.0 Liter)
VERKOL TDI 15w40 (a, b, c)
5.5
Coolant
  (d)
26.1

Lubricant / Capacity Notes

a.
>0°C
b.
Alternative recommendations, >-29°C: SJ/SL 5W-30
c.
Alternative recommendations, >-18°C: SJ/SL 10W-30
d.
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 (P / LPG) (GM, 5.0 Liter)
Months Max
12
Hours Max
100
Coolant
Months Max
24
Hours Max
1000