Executive order
D-704
HH2 Energy Inc.
Vehicle applications
No vehicle applications were preserved for this order.
Part records
| Part number | Model/specification | Modification | Remarks |
|---|---|---|---|
| HH2 Hydrogen Generator | 1960-2012 model year passenger cars equipped with gasoline or diesel engines. | Vinyl hose from device is inserted into opening of air intake housing. | The HH2 device can not be installed on light-duty trucks and medium-duty vehicles under this Executive Order. |