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Undecorated Drawings - MP

Selected scales:


1:18 Drawings

Model Built Phase Numbers Notes Last modified
ALCO FA-2
  
1951-04 1a MP 331-344 2023-02-18
ALCO FA-2
  
1951-12 -
1952-01
2a MP 345-360 2023-02-18
ALCO FA-2
  
1953-06 -
1954-03
2b MP 374-386 2023-02-18
EMD GP15-1
  
1976-06 -
1976-07
MP 1555-1574
2022-03-02Revision history:

2017-10-03
- Revised central hood door spacing
- Added details behind central air intake
- Removed white space around rear-most handrail stanchion

2019-07-30
- Relocated front hood seam resulting in revised hood proportions
- Front section of hood lengthened and blower duct widened by 1"
- Middle hood doors narrowed by 0.75"
- Increased height of walkway blower duct and bottom of hood doors
- Corrected seam at bottom corners of long hood

2020-12-09
- Revised side handrail stanchions
- Increased handrail thickness
- Fuel tank vent pipe (increased diameter, revised fittings)
- Increased metal sand pipe diameter
- Air pipe vent valve (left front / right rear under walkway)

2021-01-09
- Fuel tank height and gap from underframe

2022-02-08
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct

2022-03-02
- Changed horn from Leslie S-3L-R to Prime PM-920
EMD GP15-1
  
1976-12 -
1977-07
MP 1575-1614
2022-03-02Revision history:

2017-10-03
- Revised central hood door spacing
- Added details behind central air intake
- Removed white space around rear-most handrail stanchion

2019-07-30
- Relocated front hood seam resulting in revised hood proportions
- Front section of hood lengthened and blower duct widened by 1"
- Middle hood doors narrowed by 0.75"
- Increased height of walkway blower duct and bottom of hood doors
- Corrected seam at bottom corners of long hood

2020-12-09
- Revised side handrail stanchions
- Increased handrail thickness
- Fuel tank vent pipe (increased diameter, revised fittings)
- Increased metal sand pipe diameter
- Air pipe vent valve (left front / right rear under walkway)

2021-01-09
- Fuel tank height and gap from underframe

2022-02-08
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct

2022-03-02
- Changed horn from Leslie S-3L-R to Prime PM-920
EMD GP15-1
  
1979-09 -
1979-11
MP 1615-1644
2022-03-02Revision history:

2017-10-03
- Revised central hood door spacing
- Added details behind central air intake
- Removed white space around rear-most handrail stanchion

2019-07-30
- Relocated front hood seam resulting in revised hood proportions
- Front section of hood lengthened and blower duct widened by 1"
- Middle hood doors narrowed by 0.75"
- Increased height of walkway blower duct and bottom of hood doors
- Corrected seam at bottom corners of long hood

2020-12-09
- Revised side handrail stanchions
- Increased handrail thickness
- Fuel tank vent pipe (increased diameter, revised fittings)
- Increased metal sand pipe diameter
- Air pipe vent valve (left front / right rear under walkway)

2021-01-09
- Fuel tank height and gap from underframe

2022-02-08
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct

2022-03-02
- Changed horn from Leslie S-3L-R to Prime PM-920
EMD GP15-1
  
1981-08 MP 1645-1664
2022-03-02Revision history:

2017-10-03
- Revised central hood door spacing
- Added details behind central air intake
- Removed white space around rear-most handrail stanchion

2019-07-30
- Relocated front hood seam resulting in revised hood proportions
- Front section of hood lengthened and blower duct widened by 1"
- Middle hood doors narrowed by 0.75"
- Increased height of walkway blower duct and bottom of hood doors
- Corrected seam at bottom corners of long hood

2020-12-09
- Revised side handrail stanchions
- Increased handrail thickness
- Fuel tank vent pipe (increased diameter, revised fittings)
- Increased metal sand pipe diameter
- Air pipe vent valve (left front / right rear under walkway)

2021-01-09
- Fuel tank height and gap from underframe

2022-02-08
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct

2022-03-02
- Changed horn from Leslie S-3L-R to Prime PM-920
EMD GP15-1
  
1982-02 -
1982-03
MP 1665-1714
2022-03-02Revision history:

2017-10-03
- Revised central hood door spacing
- Added details behind central air intake
- Removed white space around rear-most handrail stanchion

2019-07-30
- Relocated front hood seam resulting in revised hood proportions
- Front section of hood lengthened and blower duct widened by 1"
- Middle hood doors narrowed by 0.75"
- Increased height of walkway blower duct and bottom of hood doors
- Corrected seam at bottom corners of long hood

2020-12-09
- Revised side handrail stanchions
- Increased handrail thickness
- Fuel tank vent pipe (increased diameter, revised fittings)
- Air pipe vent valve (left front / right rear under walkway)

2021-01-09
- Fuel tank height and gap from underframe

2022-02-08
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct

2022-03-02
- Changed horn from Leslie S-3L-R to Prime PM-920
EMD GP15AC
  
1982-11 -
1982-12
MP 1715-1744
2022-03-02Revision history:

2017-10-03
- Revised central hood door spacing
- Added details behind central air intake
- Removed white space around rear-most handrail stanchion

2019-07-30
- Relocated front hood seam resulting in revised hood proportions
- Front section of hood lengthened and blower duct widened by 1"
- Middle hood doors narrowed by 0.75"
- Increased height of walkway blower duct and bottom of hood doors
- Corrected seam at bottom corners of long hood

2020-12-09
- Revised side handrail stanchions
- Increased handrail thickness
- Fuel tank vent pipe (increased diameter, revised fittings)
- Air pipe vent valve (left front / right rear under walkway)

2021-01-09
- Fuel tank height and gap from underframe

2022-02-08
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct

2022-03-02
- Changed horn from Leslie S-3L-R to Prime PM-920
EMD GP18
  
1960-04 -
1960-05
1 MP 4801-4824 re# 505-528, 1855-1876
2023-07-10Revision history:

2023-06-29
- Removed cab arm rests

2023-07-10
- Moved latches under radiators from 2nd to 3rd door from long hood end (right side)
EMD GP18
  
1960-05 1 MP 4825-4826 re# 529-530, 1877-1878
2023-07-10Revision history:

2023-07-10
- Moved latches under radiators from 2nd to 3rd door from long hood end (right side)
EMD GP18
  
1962-01 1 MP 4827-4829 re# 531-533, 1879-1881
2023-07-10Revision history:

2023-06-29
- Removed cab arm rests
- Added short hood grabirons and lift rings above first hood door

2023-07-10
- Moved latches under radiators from 2nd to 3rd door from long hood end (right side)
EMD GP18
  
1962-01 2 MP 400-411 re# 1900-1911; Type B trucks;
extra exhaust stacks added shortly after delivery
2023-07-10Revision history:

2023-07-10
- Moved latches under radiators from 2nd to 3rd door from long hood end (right side)
EMD GP18
  
1962-01 -
1963-01
2 MP 412-499 re# 1912-1994; Type B trucks;
extra exhaust stacks added shortly after delivery
2023-07-10Revision history:

2023-06-29
- Removed cab arm rests
- Added short hood grabirons and lift rings above first hood door

2023-07-10
- Moved latches under radiators from 2nd to 3rd door from long hood end (right side)
EMD GP18
  
1962-05 -
1963-01
2 MP 534-550 re# 1882-1896;
extra exhaust stacks added shortly after delivery
2023-07-10Revision history:

2023-06-29
- Removed cab arm rests
- Added short hood grabirons and lift rings above first hood door

2023-07-10
- Moved latches under radiators from 2nd to 3rd door from long hood end (right side)
EMD GP28
  
1964-11 1b3 KOG 700-701 re# MP 570-571; 850-851; 2000-2001
2022-03-02Revision history:

2019-01-18
- Relocated front hood seam resulting in revised hood proportions
- Front section of hood lengthened and blower duct widened by 1"
- Gap from seam to middle hood doors shortened by 0.75"
- Middle hood doors shortened by 0.25"
- Increased height of walkway blower duct and bottom of hood doors
- Corrected seam at bottom corners of long hood
- Corrected minor line glitch on latches on first engine room door

2020-12-06
- Increased handrail thickness
- Revised radiator fans

2022-01-29
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Added missing portion of #2 (left side) and #3 (right side) traction motor air ducts

2022-03-02
- Horn manifold and back cap dimensions
EMD GP35
  
1963-12 -
1964-01
1a1 MP 600-624 No dynamic brakes
Post-delivery radiator screens
2022-03-02Revision history:

2014-10-23
- Radiator and dynamic brake fans (bottom rim edge and upper rim clips)
- Truck shape and casting logos

2018-11-11
- Corrected minor line glitch on latches on first engine room door

2019-01-18
- Relocated front hood seam resulting in revised hood proportions
- Front section of hood lengthened and blower duct widened by 1"
- Gap from seam to middle hood doors shortened by 0.75"
- Middle hood doors shortened by 0.25"
- Increased height of walkway blower duct and bottom of hood doors
- Corrected seam at bottom corners of long hood

2020-12-06
- Increased handrail thickness
- Revised radiator fans (48" fans)
- Removed end drop step and handrail chains

2022-01-29
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Added missing portion of #2 (left side) and #3 (right side) traction motor air ducts

2022-03-02
- Horn manifold and back cap dimensions
EMD GP35
   
1965-01 -
1965-04
1c1, 1c2 MP 625-634, 635-649 No dynamic brakes
Post-delivery radiator screens
2022-03-02Revision history:

2014-10-23
- Radiator and dynamic brake fans (bottom rim edge and upper rim clips)
- Truck shape and casting logos

2018-11-11
- Corrected minor line glitch on latches on first engine room door
- Revised blower duct (GP40-style: fewer bolts, edge seam)

2019-01-18
- Relocated front hood seam resulting in revised hood proportions
- Front section of hood lengthened and blower duct widened by 1"
- Gap from seam to middle hood doors shortened by 0.75"
- Middle hood doors shortened by 0.25"
- Increased height of walkway blower duct and bottom of hood doors
- Corrected seam at bottom corners of long hood

2020-12-06
- Increased handrail thickness
- Revised radiator fans (48" fans)
- Removed end drop step and handrail chains
- Removed dynamic brakes (right-side views)

2022-01-29
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Added missing portion of #2 (left side) and #3 (right side) traction motor air ducts

2022-03-02
- Horn manifold and back cap dimensions
EMD GP38
  
1966-10 -
1967-06
1a3 MP 572-577 re# 852-857, 2002-2007;
577 may be Phase 1a4
2022-03-02Revision history:

2019-01-18
- Relocated front hood seam resulting in revised hood proportions
- Front section of hood lengthened and blower duct widened by 1"
- Gap from seam to middle hood doors shortened by 0.75"
- Middle hood doors shortened by 0.25"
- Increased height of walkway blower duct and bottom of hood doors
- Corrected seam at bottom corners of long hood
- Revised radiator intake grills and roof fan hatch

2019-01-23
- Revised handrail stanchion spacing
- Fuel tank and air reservoirs moved 1" to 1.5" rearward
- Corrected pipe overlapping bell

2020-12-04
- Increased handrail thickness
- Revised radiator fan dimensions and spacing
- Fuel tank vent pipe (increased diameter, revised fittings)
- Added missing pixel in left side frame above rear of fuel tank

2021-01-09
- Fuel tank height and gap from underframe

2022-01-29
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points

2022-03-02
- Horn manifold and back cap dimensions
EMD GP50
  
1980-11 -
1981-01
1a2 MP 3500-3529
2022-11-30Revision history:

2014-02-17
- Truck shape and casting logo

2014-10-23
- Radiator and dynamic brake fans (bottom rim edge and upper rim clips)

2015-08-19
- Air reservoir piping (left side)

2019-08-06
- Revised center hood door spacing
- Revised hood behind cab
- Blower duct widened by 1" (Phase 1 versions)
- Increased height of walkway blower duct and bottom of hood doors
- Corrected minor line glitch on latches on first engine room door

2020-12-11
- Revised side handrail stanchions
- Increased handrail thickness
- Revised radiator and dynamic brake fan dimensions and spacing
- Fuel tank vent pipe (increased diameter, revised fittings)
- Increased metal sand pipe diameter
- Air pipe vent valve (left front / right rear under walkway)

2021-01-11
- Fuel tank height and gap from underframe

2022-11-30
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct
- Horn manifold and back cap dimensions
EMD SD40-2
    
1973-08 -
1974-02
1a2 MP 790-814, 815-838, 3139-3163 No dynamic brakes
790-838 re# 3090-3138
2023-01-09Revision history:

2021-01-09
- Fuel tank height and gap from underframe

2022-03-18
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct
- Changed horn from Leslie SL-3L to Prime PM-920

2023-01-09
- Long hood end seams
EMD SD40-2
  
1975-02 -
1975-03
1a2 MP 3164-3201 No dynamic brakes
2023-01-09Revision history:

2021-01-09
- Fuel tank height and gap from underframe

2022-03-18
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct
- Changed horn from Leslie SL-3L to Prime PM-920

2023-01-09
- Long hood end seams
EMD SD40-2
  
1975-08 1b2 MP 3202-3215 No dynamic brakes
2023-01-09Revision history:

2021-01-09
- Fuel tank height and gap from underframe

2022-03-18
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct
- Changed horn from Leslie SL-3L to Prime PM-920

2023-01-09
- Long hood end seams
EMD SD40-2
  
1976-07 -
1976-09
1c2 MP 3216:1-3235:1 re# 6000-6019
2023-01-09Revision history:

2021-01-09
- Fuel tank height and gap from underframe

2022-01-05
- Added end handrail chain

2022-03-18
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct
- Changed horn from Leslie SL-3L to Prime PM-920

2023-01-09
- Long hood end seams
EMD SD40-2
  
1978-08 -
1978-09
2a4 MP 3216:2-3235:2, 3236-3265 No dynamic brakes
2023-01-09Revision history:

2021-01-09
- Fuel tank height and gap from underframe

2022-03-18
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct
- Changed horn from Leslie SL-3L to Prime PM-920

2023-01-09
- Long hood end seams
EMD SD40-2
  
1979-05 -
1979-07
2b1 MP 3266-3301 No dynamic brakes
2023-01-09Revision history:

2021-01-09
- Fuel tank height and gap from underframe

2022-01-05
- Added end handrail chain

2022-03-18
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct
- Changed horn from Leslie SL-3L to Prime PM-920

2023-01-09
- Long hood end seams
EMD SD40-2
  
1979-06 2b1 MP 6020-6053
2023-01-09Revision history:

2021-01-09
- Fuel tank height and gap from underframe

2022-01-05
- Added end handrail chain

2022-03-18
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct
- Changed horn from Leslie SL-3L to Prime PM-920

2023-01-09
- Long hood end seams
EMD SD40-2
  
1979-12 2b2 MP 3302-3311 No dynamic brakes
2023-01-09Revision history:

2021-01-09
- Fuel tank height and gap from underframe

2022-01-05
- Added end handrail chain

2022-03-18
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct
- Changed horn from Leslie SL-3L to Prime PM-920

2023-01-09
- Long hood end seams
EMD SD40-2
  
1980-04 2c1 MP 3312-3321 No dynamic brakes
2023-01-09Revision history:

2021-01-09
- Fuel tank height and gap from underframe

2022-01-05
- Added end handrail chain

2022-03-18
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct
- Changed horn from Leslie SL-3L to Prime PM-920

2023-01-09
- Long hood end seams
EMD SD40-2
  
1980-04 2c1 MP 6054-6073
2023-01-09Revision history:

2021-01-09
- Fuel tank height and gap from underframe

2022-01-05
- Added end handrail chain

2022-03-18
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct
- Changed horn from Leslie SL-3L to Prime PM-920

2023-01-09
- Long hood end seams
EMD SD50
  
1984-11 -
1984-12
2c MP 5000-5059 2024-02-10
GE B23-7
  
1978-01 1a MP 2289-2298; re# 4600-4609
2022-08-02Revision history:

2018-11-21
- Revised air reservoir height and brackets
- Changed air reservoir brackets to early style with vertical C-channel supports
- Relocated rear traction motor cables closer to fuel tank
- Added end-mounted fuel gauge on fuel tank

2019-08-12
- Corrected line glitch on left front/right rear axles (exposed axle caps only)
- Removed stray pixel from #2 axle (left side)

2020-02-11
- Revised air filter behind fuel tank (right side view)

2021-01-05
- Increased corner handrail thickness

2021-01-23
- Relocated fuel cutoff switch to within side sill

2021-02-11
- Pipe behind rear truck
- Fuel filler
- Added safety valve to front air reservoir (left side)
- Small pipe clips above fuel tank (right side)
- Longer handrail stanchion in front of cab (right side)

2022-08-02
- Coupler cut lever and pilot details
- Corner handrail and step bolts
- Cab window gaskets
- Changed horn from Leslie SL-3L to Prime PM-920
GE B23-7
  
" " " As modified
2022-08-02Revision history:

2018-11-21
- Revised air reservoir height and brackets
- Changed air reservoir brackets to early style with vertical C-channel supports
- Relocated rear traction motor cables closer to fuel tank
- Added end-mounted fuel gauge on fuel tank

2019-08-12
- Corrected line glitch on left front/right rear axles (exposed axle caps only)
- Removed stray pixel from #2 axle (left side)

2020-02-11
- Revised air filter behind fuel tank (right side view)

2021-01-05
- Increased corner handrail thickness

2021-01-23
- Relocated fuel cutoff switch to within side sill

2021-02-11
- Pipe behind rear truck
- Fuel filler
- Added safety valve to front air reservoir (left side)
- Small pipe clips above fuel tank (right side)
- Longer handrail stanchion in front of cab (right side)

2022-08-02
- Coupler cut lever and pilot details
- Corner handrail and step bolts
- Cab window gaskets
- Changed horn from Leslie SL-3L to Prime PM-920
GE B23-7
  
1978-10 -
1978-11
2a MP 2299-2318; re# 4610-4629
2022-08-02Revision history:

2018-11-21
- Revised air reservoir height and brackets
- Changed air reservoir brackets to early style with vertical C-channel supports
- Added end-mounted fuel gauge on fuel tank

2019-08-12
- Corrected line glitch on left front/right rear axles (exposed axle caps only)
- Removed stray pixel from #2 axle (left side)

2020-02-11
- Revised air filter behind fuel tank (right side view)

2021-01-05
- Increased corner handrail thickness

2021-02-11
- Pipe behind rear truck
- Added sloped plate under frame behind draft gear
- Fuel filler
- Added safety valve to front air reservoir (left side)
- Small pipe clips above fuel tank (right side)
- Longer handrail stanchion in front of cab (right side)

2022-08-02
- Coupler cut lever and pilot details
- Corner handrail and step bolts
- Cab window gaskets
- Changed horn from Leslie SL-3L to Prime PM-920
GE B23-7
  
" " " As modified
2022-08-02Revision history:

2018-11-21
- Revised air reservoir height and brackets
- Changed air reservoir brackets to early style with vertical C-channel supports
- Added end-mounted fuel gauge on fuel tank

2019-08-12
- Corrected line glitch on left front/right rear axles (exposed axle caps only)
- Removed stray pixel from #2 axle (left side)

2020-02-11
- Revised air filter behind fuel tank (right side view)

2021-01-05
- Increased corner handrail thickness

2021-02-11
- Pipe behind rear truck
- Added sloped plate under frame behind draft gear
- Fuel filler
- Added safety valve to front air reservoir (left side)
- Small pipe clips above fuel tank (right side)
- Longer handrail stanchion in front of cab (right side)

2022-08-02
- Coupler cut lever and pilot details
- Corner handrail and step bolts
- Cab window gaskets
- Changed horn from Leslie SL-3L to Prime PM-920
GE B23-7
  
1979-11 -
1979-12
2d MP 2319-2338; re# 4630-4649
2022-08-02Revision history:

2018-11-21
- Revised air reservoir height and brackets
- Added end-mounted fuel gauge on fuel tank

2020-02-11
- Revised air filter behind fuel tank (right side view)

2021-01-05
- Increased corner handrail thickness

2021-02-11
- Pipe behind rear truck
- Added sloped plate under frame behind draft gear
- Rear headlight and numberboards
- Fuel filler
- Added safety valve to front air reservoir (left side)
- Small pipe clips above fuel tank (right side)
- Longer handrail stanchion in front of cab (right side)
- Relocated end fuel gauge from front to rear of tank (right side)

2022-08-02
- Coupler cut lever and pilot details
- Corner handrail and step bolts
- Changed horn from Leslie SL-3L to Prime PM-920
GE B23-7
  
1980-04 -
1980-06
2d MP 4650-4669
2022-08-02Revision history:

2018-11-21
- Revised air reservoir height and brackets
- Added end-mounted fuel gauge on fuel tank

2020-02-11
- Revised air filter behind fuel tank (right side view)

2021-01-05
- Increased corner handrail thickness

2021-02-11
- Pipe behind rear truck
- Added sloped plate under frame behind draft gear
- Rear headlight and numberboards
- Fuel filler
- Added safety valve to front air reservoir (left side)
- Small pipe clips above fuel tank (right side)
- Longer handrail stanchion in front of cab (right side)
- Relocated end fuel gauge from front to rear of tank (right side)

2022-08-02
- Coupler cut lever and pilot details
- Corner handrail and step bolts
- Changed horn from Leslie SL-3L to Prime PM-920
GE B23-7
  
1981-04 -
1981-05
3a MP 4670-4684
2023-11-11Revision history:

2018-11-21
- Revised air reservoir height and brackets
- Added end-mounted fuel gauge on fuel tank

2020-02-11
- Revised air filter behind fuel tank (right side view)

2021-01-05
- Increased corner handrail thickness

2021-02-11
- Added sloped plate under frame behind draft gear
- Rear headlight and numberboards
- Fuel filler
- Added safety valve to front air reservoir (left side)
- Small pipe clips above fuel tank (right side)
- Longer handrail stanchion in front of cab (right side)
- Added notch and square hole at top of bolted strip above door behind cab
- Revised seams under door behind cab
- Relocated end fuel gauge from front to rear of tank (right side)

2022-08-02
- Coupler cut lever and pilot details
- Corner handrail and step bolts
- Changed horn from Leslie SL-3L to Prime PM-920

2023-11-11
- Increased underframe height
GE B30-7A
  
1981-11 -
1982-02
3b MP 4800-4854 Adirondack FB-2 trucks
2023-11-11Revision history:

2018-11-21
- Revised air reservoir height and brackets
- Added end-mounted fuel gauge on fuel tank

2020-02-11
- Revised air filter behind fuel tank (right side view)

2021-01-05
- Increased corner handrail thickness

2021-02-11
- Added sloped plate under frame behind draft gear
- Rear headlight and numberboards
- Fuel filler
- Added safety valve to front air reservoir (left side)
- Small pipe clips above fuel tank (right side)
- Longer handrail stanchion in front of cab (right side)
- Added notch and square hole at top of bolted strip above door behind cab
- Revised seams under door behind cab
- Added drip rail over door behind cab
- Relocated end fuel gauge from front to rear of tank (right side)

2022-08-02
- Coupler cut lever and pilot details
- Corner handrail and step bolts
- Changed horn from Leslie SL-3L to Prime PM-920

2023-11-11
- Increased underframe height
GE B30-7A
  
" " " Rockwell FB-2 trucks
2023-11-11Revision history:

2018-11-21
- Revised air reservoir height and brackets
- Added end-mounted fuel gauge on fuel tank

2020-02-11
- Revised air filter behind fuel tank (right side view)

2021-01-05
- Increased corner handrail thickness

2021-02-11
- Added sloped plate under frame behind draft gear
- Rear headlight and numberboards
- Fuel filler
- Added safety valve to front air reservoir (left side)
- Small pipe clips above fuel tank (right side)
- Longer handrail stanchion in front of cab (right side)
- Added notch and square hole at top of bolted strip above door behind cab
- Revised seams under door behind cab
- Added drip rail over door behind cab
- Relocated end fuel gauge from front to rear of tank (right side)

2022-08-02
- Coupler cut lever and pilot details
- Corner handrail and step bolts
- Changed horn from Leslie SL-3L to Prime PM-920

2023-11-11
- Increased underframe height
GE U23B
  
1973-01 2g MP 668-674
2022-03-15Revision history:

2018-12-20
- Added water level sight glass on right rear of hood

2020-02-11
- Corrected minor line glitch in front upper air intake (right side)

2020-12-31
- Increased corner handrail thickness

2021-02-05
- Fuel filler

2021-02-09
- Air filter bracket and piping behind fuel tank (right side)
- Added sloped plate under frame behind draft gear
- Added missing section of angled pilot brace behind steps

2021-02-13
- Longer handrail stanchion in front of cab (right side)

2022-02-08
- Coupler cut lever and pilot details
- Corner handrail and step bolts
- Cab window gaskets

2022-03-15
- Horn manifold and back cap dimensions
GE U23B
  
1974-11 2g MP 2257-2267
2022-03-15Revision history:

2018-12-20
- Added water level sight glass on right rear of hood

2019-08-12
- Corrected line glitch on left front/right rear axles (exposed axle caps only)
- Removed stray pixel from #2 axle (left side)

2020-02-11
- Corrected minor line glitch in front upper air intake (right side)

2020-12-31
- Increased corner handrail thickness

2021-02-05
- Fuel filler

2021-02-09
- Air filter bracket and piping behind fuel tank (right side)
- Added sloped plate under frame behind draft gear
- Added missing section of angled pilot brace behind steps

2021-02-13
- Longer handrail stanchion in front of cab (right side)

2022-02-08
- Coupler cut lever and pilot details
- Corner handrail and step bolts
- Cab window gaskets

2022-03-15
- Horn manifold and back cap dimensions
GE U23B
  
1975-03 2h3 MP 2268-2273
2023-01-21Revision history:

2019-08-12
- Corrected line glitch on left front/right rear axles (exposed axle caps only)
- Removed stray pixel from #2 axle (left side)

2020-02-11
- Corrected minor line glitch in front upper air intake (right side)

2020-12-31
- Increased corner handrail thickness

2021-02-05
- Fuel filler

2021-02-09
- Air filter bracket and piping behind fuel tank (right side)
- Added sloped plate under frame behind draft gear
- Added missing section of angled pilot brace behind steps

2021-02-13
- Longer handrail stanchion in front of cab (right side)

2022-02-08
- Coupler cut lever and pilot details
- Corner handrail and step bolts
- Cab window gaskets

2022-03-15
- Horn manifold and back cap dimensions
GE U23B
  
1976-06 -
1977-02
2h4 MP 2274-2288
2022-03-15Revision history:

2019-08-12
- Corrected line glitch on left front/right rear axles (exposed axle caps only)
- Removed stray pixel from #2 axle (left side)

2020-02-11
- Corrected minor line glitch in front upper air intake (right side)

2020-12-31
- Increased corner handrail thickness

2021-02-05
- Fuel filler

2021-02-09
- Air filter bracket and piping behind fuel tank (right side)
- Added sloped plate under frame behind draft gear
- Added missing section of angled pilot brace behind steps

2021-02-13
- Longer handrail stanchion in front of cab (right side)

2022-02-08
- Coupler cut lever and pilot details
- Corner handrail and step bolts
- Cab window gaskets

2022-03-15
- Horn manifold and back cap dimensions

1:36 Drawings

Model Built Phase Numbers Notes
EMD SD40-2
  
1973-08 -
1975-03
1a2 MP 790-838, 3139-3201 No dynamic brakes
790-838 re# 3090-3138
EMD SD40-2
  
1978-08 -
1978-09
2a4 MP 3216:2-3235:2, 3236-3265 No dynamic brakes
EMD SD40-2
  
1979-05 -
1980-04
2b1, 2b2 MP 3266-3311 No dynamic brakes
EMD SD40-2
  
1979-06 2b1 MP 6020-6053
EMD SD40-2
  
1979-05 -
1980-04
2c1 MP 3312-3321 No dynamic brakes
EMD SD40-2
  
1980-04 2c1 MP 6054-6073
EMD SD50
  
1984-11 -
1984-12
2c MP 5000-5059
EMD SW1500
  
1972-12 -
1974-11
3b MP 1518-1521 Type A trucks
GE B23-7
  
1978-01 1a MP 2289-2298; re# 4600-4609
GE B23-7
  
" " " As modified
GE B23-7
  
1978-10 -
1978-11
2a MP 2299-2318; re# 4610-4629
GE B23-7
  
" " " As modified
GE B23-7
  
1979-11 -
1979-12
2d MP 2319-2338;
re# 4630-4649
GE B23-7
  
1980-04 -
1980-06
2d MP 4650-4669
GE B23-7
  
1981-04 -
1981-05
3a MP 4670-4684
GE B30-7A
  
1981-11 -
1982-02
MP 4800-4854 Adirondack FB-2 trucks
GE B30-7A
  
" " Rockwell FB-2 trucks

See also: