| 1 | A | B | C | D | E | F | G |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 2 | EMD E-unit - Models |  |  |  |  |  |  |
| 3 | Model designation | Build year | Total produced | AAR wheel arrangement | Prime mover | Power output | Image |
| 4 | EA/EB | 1937–1938 | 6 A units, 6 B units | A1A-A1A | Winton 201-A | 1,800 hp (1,300 kW) | - |
| 5 | E1 | 1937–1938 | 8 A units, 3 B units | A1A-A1A | Winton 201-A | 1,800 hp (1,300 kW) | Golden Gate Santa Fe train.JPG |
| 6 | E2 | 1937 | 2 A units, 4 B units | A1A-A1A | Winton 201-A | 1,800 hp (1,300 kW) | City of Los Angeles 1944.JPG |
| 7 | E3 | 1938–1940 | 17 A units, 2 B units | A1A-A1A | EMD 567 | 2,000 hp (1,490 kW) | - |
| 8 | E4 | 1938-1939 | 14 A units, 5 B units | A1A-A1A | EMD 567 | 2,000 hp (1,490 kW) | - |
| 9 | E5 | 1940–1941 | 11 A units, 5 B units | A1A-A1A | EMD 567 | 2,000 hp (1,490 kW) | - |
| 10 | E6 | 1939–1942 | 91 A units, 26 B units | A1A-A1A | EMD 567 | 2,000 hp (1,490 kW) | - |
| 11 | E7 | 1945–1949 | 428 A units, 82 B units | A1A-A1A | EMD 567A | 2,000 hp (1,490 kW) | Afternoon Hiawatha 1956.JPG |
| 12 | E8 | 1949–1954 | 450 A units, 46 B units | A1A-A1A | EMD 567B | 2,250 hp (1,678 kW) | - |
| 13 | E9 | 1954–1964 | 100 A units, 44 B units | A1A-A1A | EMD 567C | 2,400 hp (1,790 kW) | - |

Question: What were the prime movers and power outputs of the E8 and E9 models?
Answer: The E8 had V567B engines (2,250 hp (1.68 MW)), while the E9 had 567C engines (2,400 hp).