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B40-8
| Production Dates |
April 1988 to May 1989 |
| Total Built |
151 |
| Length |
66 feet 4 inches |
| Engine |
7FDL16 |
| Horsepower |
4,000 |
| Alternator |
GMG186 |
| Traction Motors |
752AG |
| Weight |
288,000 |
Outwardly the B40-8 is indistinguishable from the B39-8, but inwardly it
displays a lot of improvements. The B40-8 sports the FB2 truck which is pictured below.


B40-8W

| Production Dates |
August 1991 to December 1989 |
| Total Built |
83 |
| Length |
66 feet 4 inches |
| Engine |
7FDL16 |
| Horsepower |
4,000 |
| Alternator |
GMG186 |
| Traction Motors |
752AG |
| Weight |
289,000 |
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