| Speed | Medium | Medium | Medium | Low | Low | Low |
| Engine Power (kW) | 4500 | 9500 | 18,000 | 8500 | 15,000 | 48,000 |
| Component Cost |
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|
|
| Water Tank | $1132 | $1767 | $2610 | $1611 | $2240 | $4386 |
| Low Pressure Module | $4700 | $7000 | $9500 | $9500 | $19,000 | $3800 |
| High Pressure Module | $9500 | $14,000 | $19,000 | $19,000 | $38,000 | $75,000 |
| Piping Flow Fuses (each) Water Injectors (each) Number per Cylinder Control Unit/Wiring | $5600 $1900 $2400 1 $9500 | $7500 $1900 $2400 2 $11,300 | $9500 $1900 $2400 3 $13,000 | $9500 $1900 $2400 3 $11,300 | $14,000 $1900 $2400 6 $13,000 | $19,000 $1900 $2400 12 $15,000 |
| Total Component Cost | $69,132 | $144,767 | $260,010 | $128,311 | $292,640 | $736,386 |
| Assembly Labor (hr) | 500 | 750 | 1000 | 1000 | 1500 | 2000 |
| Cost ($23.85/hr) | $11,923 | $17,885 | $23,846 | $23,846 | $35,769 | $47,692 |
| Overhead@40% | $4769 | $7154 | $9538 | $9538 | $14,308 | $19,077 |
| Total Assembly Cost | $16,692 | $25,039 | $33,384 | $33,384 | $50,077 | $66,769 |
| Total Variable Cost | $85,825 | $169,805 | $293,395 | $161,696 | $342,717 | $803,155 |
| Markup@29% | $24,889 | $49,244 | $85,084 | $46,892 | $99,388 | $232,915 |
| Total Hardware | $110,714 | $219,049 | $378,479 | $208,588 | $442,105 | $1,036,070 |
| Fixed Cost/Engine | $74,891 | $74,891 | $74,891 | $74,891 | $74,891 | $74,891 |
| Total Costs | $185,605 | $293,940 | $453,371 | $283,479 | $516,997 | $1,110,960 |
| Cost per kW | $41.2 | $30.9 | $25.2 | $33.4 | $34.5 | $23.1 |