Executive order
D-420-16
Engine Control Systems Ltd.
Vehicle applications
No vehicle applications were preserved for this order.
Part records
| Part number | Model/specification | Modification | Remarks |
|---|---|---|---|
| 2002-2008 model-year 4-stroke diesel engines with displacements up to 16.1 liters and horsepower ratings from 100 to 630. Please see Attachment A for a complete list of engine families. | This exemption excludes all engines originally equipped with an adtertreatment emission control system such as a diesel oxidation catalyst or a diesel particulate filter. | This exemption is only valid provided the engines meet the following operating conditions: (1) the engine exhaust temperature is above 240 degrees Celsius for at least 40 percent of the typical duty cycle, (2) the engine is operated using ultra low sulfur diesel with a maximum sulfur content of 15 parts per million by weight or biodiesel blends containing no more than 20 percent biodiesel by volume and (3) the vehicle must have a manufacturerÔÇÖs Gross Vehicle Weight Rating of greater than 14,000 lbs. |