Our Recommendation

Make
DETROIT DIESEL
Model
Series 149 (2-stroke)
Engine
D / DT
New Search Print
Application
Recommendation
Capacity (ltr)
Engine (D / DT)
  (a, b, c)

Lubricant / Capacity Notes

a.
Sulphated ash level must not exceed 1.0% or 0.8% according to fuel sulphur content and oil quality. Detroit Diesel imposes additional requirements on oil additive content, sulphated ash and alkalinity according to application, engine type and fuel sulphur content
b.
SAE 50 required for all Series 149 where ambient temperature exceeds 35°C. DO NOT USE multigrade or SAE 30 under any circumstances
c.
Do not use MIL-L-2104 type oils in 2-stroke engines unless API CF-2 licensed. These oils must be latest revision

General Notes

1.
See Detroit Diesel Corporation Bulletin 7SE270 9706, 'Lubricating Oil, Fuel Oil and Filter Recommendations', for additional information on alternative lubricant requirements (DDC/MTU Series 2000/4000 only refer to Engine Service Fluid and Filter Requirements Publication 7SE273 9903). Synthetic oils may be used if API licensed and meet Detroit Diesel requirements. Must not contain VI improvers for 2-stroke engines
2.
Fuel sulphur content above 0.5% may require higher alkalinity oils and reduced drain intervals. Low zinc, high TBN Marine/Industrial lubricants are recommended for marine and railroad applications of Series 149 and other 2-stroke engines where sulphur content exceeds 0.5%
3.
Natural gas operation: See Bulletin 7SE272 for details.

Oil Change Intervals

Engine (D / DT)
Km Min
10000
Km Max
24000