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                    FT A/B

Production Span: 1939-1945
Amnt. Produced:  555/541
Length:                  48' 3"/48' 1"
Height:
Weight:                  230,000 lbs.
Prime mover:       16-cyl 567A    
Horsepower:        1,350
Tractive Effort:      40,500 lbs.
Fuel Capacity:      1,200 gallons
Gear Ratio:           62:15
Max Speed:           55 Mph		                     F2 A/B

Production Span: 1946
Amnt. Produced:  70/30
Length:                  50' 8"/50' 0"
Height:                   14' 1"/14' 0"
Weight:                  230,000 lbs.
Prime mover:       16-cyl 567B   
Horsepower:        1,350
Tractive Effort:      40,500 lbs.
Fuel Capacity:      1,200 gallons
Gear Ratio:           62:15
Max Speed:           55 Mph		                     F3 A/B
(Some later F3's were known as F5's)
Production Span: 1945-1949
Amnt. Produced:  1111/696
Length:                  50' 8"/50' 0"
Height:                  14' 1"/14' 0"
Weight:                  234,000 lbs.
Prime mover:       16-cyl 567B    
Horsepower:        1,500
Tractive Effort:      43,000 lbs.
Fuel Capacity:      1,200 gallons
Gear Ratio:           62:15
Max Speed:           55 Mph
                    F7 A/B

Production Span: 1949-1953
Amnt. Produced:  2366/1483
Length:                  50' 8"/50'0"
Height:                  14' 1"/14' 0"
Weight:                  234,000 lbs.
Prime mover:       16-cyl 567B    
Horsepower:        1,500
Tractive Effort:      43,000 lbs.
Fuel Capacity:      1,200 gallons
Gear Ratio:           62:15
Max Speed:           55 Mph		                       FP7
(F7 with steam generator, lengthened frame)
Production Span: 1949-1953
Amnt. Produced:  376
Length:                  54' 8"
Height:                   14' 1"
Weight:                  258,000 lbs.
Prime mover:       16-cyl 567B   
Horsepower:        1,500
Tractive Effort:     
Fuel Capacity:      1,200 gallons
Gear Ratio:           56:21
Max Speed:		                     F9 A/B
  
Production Span: 1954-1957
Amnt. Produced:  87/154
Length:                  50' 8"/50' 0"
Height:                   14' 1"/14' 0"
Weight:                  234,000 lbs.
Prime mover:       16-cyl 567C   
Horsepower:        1,750
Tractive Effort:      46,000 lbs.
Fuel Capacity:      1,200 gallons
Gear Ratio:           62:15
Max Speed:           55 Mph
                      FP9
(F9 with steam generator, lengthened frame)
Production Span: 1954-1959
Amnt. Produced:  79
Length:                  54' 8"
Height:                  14' 1"
Weight:                 
Prime mover:       16-cyl 567C    
Horsepower:        1,750
Tractive Effort:     
Fuel Capacity:     
Gear Ratio:          
Max Speed:		                       FL9
(FP9 modified and lengthened for third rail operation. 3-axle rear truck)
Production Span: 1956-1960
Amnt. Produced:  60
Length:                  58' 8"      
Height:
Weight:                  282,000 lbs.
Prime mover:       16-cyl 567C & 567D 
Horsepower:        1,750 & 1,800
Tractive Effort:      56,940 lbs.
Fuel Capacity:      1,200 gallons
Gear Ratio:          
Max Speed:           89 Mph		                      FL9m
(FP9 modified and lengthened for third rail operation. 3-axle rear truck. CDOT "MK Rebuild" version)
Production Span: 1956-1960
Amnt. Produced:  6
Length:                  58' 8"      
Height:
Weight:                  282,000 lbs.
Prime mover:       16-cyl 645E 
Horsepower:        1,800
Tractive Effort:      56,940 lbs.
Fuel Capacity:      1,200 gallons
Gear Ratio:          
Max Speed:           89 Mph
                    FL9AC
(FP9 modified and lengthened for third rail operation. 3-axle rear truck. Extensively rebuilt unit with added turbocharged prime mover and a.c. traction motors/equipment)
Production Span: 1956-1960
Amnt. Produced:  10
Length:                  58' 8"      
Height:                   14' 6"
Weight:                  275,000 lbs.
Prime mover:       12-cyl 710G3
Horsepower:        2,800
Tractive Effort:     
Fuel Capacity:      1,507 gallons
Gear Ratio:           74:21
Max Speed:           100 Mph		                        F10
(Originally GM&O F3's. exMTBA, now MNR. Completely rebuilt to accompany a HEP "Head End Power" unit and a larger prime mover. #413 is the oldest operating locomotive in revenue service in the United States)
Production Span: 1945-1949
Amnt. Produced:  7
Length:                  50' 8"
Height:
Weight:                 
Prime mover:       16-cyl 645E    
Horsepower:        1,750
Tractive Effort:     
Fuel Capacity:      1,200
Gear Ratio:          
Max Speed:           83 Mph
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