Executive order
D-384-10
Engelhard Corporation
Vehicle applications
No vehicle applications were preserved for this order.
Part records
| Part number | Model/specification | Modification | Remarks |
|---|---|---|---|
| 1991-2002 model-year Caterpillar 3116, 3126, 3208, 3306, 3406, C10, C12, C15, and C16 heavy-duty diesel engines | This exemption applies to 1991-2002 model-year 4-stroke heavy-duty diesel engines originally certified to meet a particulate matter emission standard of 0.10 g/bhp-hr or lower. This exemption excludes engine equipped with an exhaust gas recirculation system. | This exemption is only valid provided the engines meet the following operating conditions: (1) the engine exhaust temperature is greater than or equal to 225 degrees Celsius for 40-50 percent of the duty cycle and (2) the engine is operated using diesel fuel with a maximum sulfur content of 50 parts per million by weight. |