Basic specs are open to everyone and include images, displacement, dimensions and weight, essential bolt tightening torques, the characteristics of the engine like its power and torque. Essential bolt tightening torques are the main bearing cap bolt torque, the connecting rod cap bolt torque and the cylinder head bolt torques.
Detroit Diesel Oil analysis meanings and recommendations
Oil analysis for Detroit Diesel 2-stroke engines
The trace elements found by oil analysis in Detroit Diesel 2-stroke engines, in some cases, is quite different from the normal ranges found in 4-stroke engines, therefore special mention of the normal 2-stroke ranges is made.
Excess indicates problem with
Bushings, bearings, thrust washers
Liners, gears, camshafts
Bearing overlay material
Dust, air leaks
Internal water leaks
These recommendations apply within the normal ambient temperature range. For extreme cold, that is at temperatures below -32°C (-25°F), the oil recommendations change. - Consult your oil supplier for further advice.
OIL: For Detroit Diesel 2-Stroke Engines
Use SAE 40 Mono grade oil
OIL: For Detroit Diesel 4-Stroke Engines
Use 15W-40 multigrade oil.
There are no sulphated ash limits imposed for Detroit Diesel 4-cycle engines.
Changing oil & filters:
New Engines or newly overhauled engines:
first oil & filter change: After 50 hours operation
Change oil every 150 hours
Change filters every 450 hours