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.
Use SAE 40 Mono grade oil
Use 15W-40 multigrade oil.
There are no sulphated ash limits imposed for Detroit Diesel 4-cycle engines.
New Engines or newly overhauled engines:
first oil & filter change:
After 50 hours operation
Change oil every 150 hours
Change filters every 450 hours
Normal and max levels of alowable Elements in oil for Detroit Diesel 2 stroke engines Chromium normal 15 max 20 Copper normal 15 max 25 Iron normal 65 max 150 Lead normal 20 max 25 Silicon normal 35 max 40 Sodium normal 0 Tin normal 30 max 40
Excess levels of alowable Elements in oil of Detroit Diesel 2 stroke engines indicates problems with: Chromium rings Copper Bushings, bearings, thrust washers Iron Liners, gears, camshafts Lead Bearing overlay material Silicon Dust, air leaks Sodium Internal water leaks Tin Piston plating
Trace elements found by oil analysis in Detroit Diesel 2-stroke engines, are in some cases quite different from the normal ranges of elements found in 4-stroke cycle engines, therefore special mention of the 2-stroke ranges is made here.
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.
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Page Revision #21.3R 02-18