MTH: Big Boy - Photo and Video
page:
(Click here for MTH: Big Boy -
Repair/Modification Page)

See Sales and Pricing page for availability:
Sales and Pricing - MTH One Gauge
Model Info:
MTH One Gauge Big Boy w/Protosound 2 - Protosound 3 - DCS
- 70-3009-1 - 70-3026-1
-
MTH Product Pages:
-
Union Pacific
#4004: w/PS2.0 (70-3009-1):
http://www.mthtrains.com/70-3009-1
- (2004 model) (June 2004,
Delivery=June 2006)
-
Union Pacific
#4014 oil: w/PS3.0 (70-3026-1):
http://www.mthtrains.com/70-3026-1
- (2015 model)
(Announced 4/25/2015, Delivery=3/25/17)
-
Union Pacific
#4012: w/PS3.0 (70-3027-1):
http://www.mthtrains.com/70-3027-1
- (2015 model)
(Announced 4/25/2015, Delivery=3/25/17)
-
Union Pacific
#4014 coal: w/PS3.0 (70-3037-1):
http://www.mthtrains.com/70-3037-1
- (2018 model)
(Announced 5/9/2018, Delivery=7/12/18)
-
Union Pacific
#4006: w/PS3.0 (70-3038-1):
http://www.mthtrains.com/70-3038-1
- (2018 model)
(Announced 5/9/2018, Delivery=7/12/18)
-
Union Pacific
#4018: w/PS3.0 (70-3039-1):
http://www.mthtrains.com/70-3039-1
- (2018 model)
(Announced 5/9/2018, Delivery=7/12/18)
-
Union Pacific
#4017: w/PS3.0 (70-3040-1):
http://www.mthtrains.com/70-3040-1
- (2018 model)
(Announced 5/9/2018, Delivery=7/12/18)
-
Union Pacific
#4023: w/PS3.0 (70-3041-1):
http://www.mthtrains.com/70-3041-1
- (2018 model)
(Announced 5/9/2018, Delivery=7/12/18)
-
Union Pacific
#4014 oil: w/PS3.0 (70-3048-1):
http://www.mthtrains.com/70-3048-1
- (2021 Uncataloged iteml)
(Announced 1/15/2021, Delivery=TBD)
-
Union Pacific
#4014 coal: w/PS3.0 (70-3049-1):
http://www.mthtrains.com/70-3049-1
- (2021 Uncataloged iteml)
(Announced 1/15/2021, Delivery=TBD)
- Owners Manual:
- Sound Files:
- Parts Diagram: **Not available**
- Dimensions:
- 2015/2017/2019 (w/Wireless Drawbar): 53"(L) x
4.25"(W) x 6.5"(H)
- Discuss Online:
http://www.gscaletrainforum.com/index.php?/topic/197-mth-big-boy-one-gauge-photos/
- Repairs/Modifications: Big
Boy - Repair/Mods
- Packaging:
Model Overview:
MTH One Gauge Big Boy w/Protosound 2 - Protosound 3 - DCS
- 70-3009-1 - 70-3026-1
This is MTH's third One Gauge steam offering and has many
upgrades.
- Detail is excellent and true to prototype with key detail
parts being made of metal/brass
- Drivers, axles and gears are all metal for long life
- Die cast metal frame (both front and rear engine sets) with
plastic boiler and tender shell. This provides the best of both worlds
providing strength, weight and durability while keeping overall engine cost
and weight reasonable.
- Smoke output from both stacks timed to engine chuffs
- All metal connecting rods and running gear
- Full Product Review: (Click
here)
- Shipping weight: 29lbs 8oz - 39"x15"x10"
________________________________________________________________________________
MTH Big Boy - Photos:
MTH One Gauge Big Boy w/Protosound 2 - Protosound
3 - DCS - 70-3009-1 - 70-3026-1
Stock photos of model produced:



________________________________________________________________________________
07/31/2006 MTH
One Gauge Big Boy w/Protosound 2 - Protosound 3 - DCS - 70-3009-1 -
70-3026-1
A few weeks ago I took delivery of two of these monsters.
In these initial photos below, only one is photographed.
Close-ups pics
The runners for the day pause for a few group photos...
11/22/2006
MTH One Gauge Big Boy w/Protosound 2 - Protosound 3 - DCS
- 70-3009-1 - 70-3026-1
Got all three Big Boys out on the rails for the first time
today and the sound with three of these all going at the same time was something
to behold. (Videos of the running are below.)
The new Big Boy videos were taped with this new
camera car I threw together. If I can just solve the squeaky wheels, I'll
be in good shape.
03/15/2008
MTH One Gauge Big Boy w/Protosound 2 - Protosound 3 - DCS
- 70-3009-1 - 70-3026-1
Photos from the World's Greatest Hobby trains how. The MTH Big Boys put on quite a
show!
04/06/2008
MTH One Gauge Big Boy w/Protosound 2 - Protosound 3 - DCS
- 70-3009-1 - 70-3026-1
All three Big Boys got their first shot at pulling a 100ft
coal train on the outside layout.
05/29/2009
MTH One Gauge Big Boy w/Protosound 2 - Protosound 3 - DCS
- 70-3009-1 - 70-3026-1
A visiting MTH Big Boy pays a visit to the layout and for the
first time the layout sees Four MTH Big Boys.
MTH Big Boy #4004:
MTH One Gauge Big Boy
w/Protosound 2 - Protosound 3 - DCS - 70-3009-1 - 70-3026-1
Note: if the video skips, right click on the link and select
"save target as" and save it to your local drive, then play it.
Select the version /
quality you want to download:
- First run - 9:09 mins - Challenger and 2 Big Boys
coming out of the house
-
138MB/2100kbs -
67MB/1000kbs -
10MB/150kbs
- Video #2 - 3:08 mins - Big Boy and Challenger inside
basement
-
47MB/2100kbs -
23MB/1000kbs -
3MB/150kbs
- Video #3- 6:23 mins -
Big Boy and Challenger double-headed on basement line
-
96MB/2100kbs -
47MB/1000kbs -
7MB/150kbs
- Video #4- 2:06 mins - Big Boy and Challenger
double-headed on main loop
-
31MB/2100kbs -
15MB/1000kbs -
2MB/150kbs
- Video #5- 2:07 mins - Big Boy and Challenger
double-headed on main loop
-
31MB/2100kbs -
15MB/1000kbs -
2MB/150kbs
- Video #6- 2:52 mins - Big Boy and Challenger
double-headed on main loop
-
43MB/2100kbs -
21MB/1000kbs -
3MB/150kbs
- Video #7- 7:01 mins - Big Boy lead camera angle on
main loop
-
106MB/2100kbs -
51MB/1000kbs -
7MB/150kbs
- Video #8- 6:41 mins - Big Boy lead camera angle on
main loop
-
101MB/2100kbs -
49MB/1000kbs -
7MB/150kbs
- Video #9- 6:16 mins - Big Boy chase camera angle on
main loop
-
94MB/2100kbs -
46MB/1000kbs -
7MB/150kbs
- Video #10- 3:59 mins - Big Boy chase camera angle on
main loop
-
60MB/2100kbs -
29MB/1000kbs -
4MB/150kbs
- Video #11- 4:48 mins - Big Boy chase camera angle on
main loop - 59 SMPH
-
72MB/2100kbs -
35MB/1000kbs -
5MB/150kbs
- Video #12- 3:20 mins - Big Boy runby shots various
angles
-
50MB/2100kbs -
25MB/1000kbs -
3MB/150kbs
- Video #13- 2:30 mins - Big Boy runby shots various
angles
-
37MB/2100kbs -
18MB/1000kbs -
3MB/150kbs
- Video #14- 5:17 mins - Three inside the basement
-
79MB/2100kbs -
39MB/1000kbs -
6MB/150kbs
- Video #15- 5:12 mins - Three Big Boys together -
Doubleheader + Pusher
-
78MB/2100kbs -
38MB/1000kbs -
5MB/150kbs -
YouTube HQ
- Video #16- 2:11 mins - Three Big Boys together -
Doubleheader + Pusher
-
33MB/2100kbs -
16MB/1000kbs -
2MB/150kbs -
YouTube HQ
- Video #17- 1:20 mins - Three Big Boys together -
Doubleheader + Pusher
-
20MB/2100kbs -
9MB/1000kbs -
1MB/150kbs -
YouTube HQ
- Video #18- 1:14 mins - Three Big Boys together -
Doubleheader + Pusher
-
18MB/2100kbs -
9MB/1000kbs -
1MB/150kbs -
YouTube HQ
- Video #19- 2:15 mins - Three Big Boys together -
Doubleheader + Pusher
-
34MB/2100kbs -
16MB/1000kbs -
2MB/150kbs -
YouTube HQ
- Video #20- 2:00 mins - Three Big Boys together -
Doubleheader + Pusher
-
30MB/2100kbs -
14MB/1000kbs -
2MB/150kbs -
YouTube HQ
- Video #22 -
2:04
mins - Big Boys + Challenger w/smoke deflectors
-
47MB/3000kbs -
17MB/1000kbs -
7MB/400kbs -
YouTube HQ
- Video #23 - 4:28
mins - Big Boys + Challenger w/smoke deflectors
-
103MB/3000kbs -
36MB/1000kbs -
15MB/400kbs -
YouTube HQ
- Video #24 - 2:41
mins - Big Boys + Challenger w/smoke deflectors
-
62MB/3000kbs -
22MB/1000kbs -
9MB/400kbs -
YouTube HQ
- Video #25 - 1:24
mins - Big Boys at night
-
30MB/3000kbs -
11MB/1000kbs -
2MB/400kbs
- Video #2 - 2:29
mins - Challenger w/smoke deflectors + Big Boys
-
57MB/3000kbs -
20MB/1000kbs -
8MB/400kbs
- Video #26 - 2:11 mins -
Big Boys x 4 - Three + visiting Big Boy on the head-end
-
51MB/3000kbs -
19MB/1000kbs -
7MB/300kbs -
YouTube HQ
- Video #27 - 2:37 mins -
Big Boys x 4 - Three + visiting Big Boy on the head-end
-
60MB/3000kbs -
22MB/1000kbs -
9MB/400kbs -
YouTube HQ
- Video #28 - 4:08 mins -
Big Boys x 4 - Three + visiting Big Boy at the Great Plains Train Station in
Olathe, KS
-
218MB/HD-7000kbs -
YouTube 1080p HD
- Video #29 - 1:21 mins -
Big Boys x 4 - Three + visiting Big Boy at the Great Plains Train Station in
Olathe, KS
-
71MB/HD-7000kbs -
YouTube 1080p HD
- Video #30 - 4:23 mins -
3 Big Boys take on the coal train at the Great Plains Train Station in Olathe,
KS
-
231MB/HD-7000kbs -
YouTube 1080p HD
- Video #31 - 1:53 mins -
3 Big Boys take on the coal train at the Great Plains Train Station in Olathe,
KS
-
100MB/HD-7000kbs -
YouTube 1080p HD
- Video #32 - 1:48 mins -
3 Big Boys take on the coal train at the Great Plains Train Station in Olathe,
KS
-
95MB/HD-7000kbs -
YouTube 1080p HD
- Video #33 - 1:38 mins -
3 Big Boys take on the coal train at the Great Plains Train Station in Olathe,
KS
-
86MB/HD-7000kbs -
YouTube 1080p HD
- Video #34 - 1:40 mins -
3 Big Boys take on the coal train at the Great Plains Train Station in Olathe,
KS
-
88MB/HD-7000kbs -
YouTube 1080p HD
- Video #35 - 0:57 mins -
3 Big Boys take on the coal train at the Great Plains Train Station in Olathe,
KS
-
50MB/HD-7000kbs -
YouTube 1080p HD
- Video #36 - 1:28 mins -
3 Big Boys take on the coal train at the Great Plains Train Station in Olathe,
KS
-
78MB/HD-7000kbs -
YouTube 1080p HD
- Video #37 - 1:55 mins -
3 Big Boys take on the coal train at the Great Plains Train Station in Olathe,
KS
-
101MB/HD-7000kbs -
YouTube 1080p HD
- Video #38 - 3:42 mins -
3 Big Boys take on the coal train at the Great Plains Train Station in Olathe,
KS
-
195MB/HD-7000kbs -
YouTube 1080p HD
- Video #39 - 1:06 mins -
3 Big Boys take on the coal train at the Great Plains Train Station in Olathe,
KS
-
58MB/HD-7000kbs -
YouTube 1080p HD
- Video #40 - 0:57 mins -
3 Big Boys take on the coal train at the Great Plains Train Station in Olathe,
KS
-
50MB/HD-7000kbs -
YouTube 1080p HD
Test videos: (MTH Big Boys)
- HD Video #1 - 1:23 mins - High Definition Video test -
lose-up run-by camera on staging track
-
244MB/24000kbs -
203MB/20000kbs -
153MB/15000kbs -
103MB/10000kbs
- 72MB/7000kbs
- 52MB/5000kbs -
42MB/4000kbs-
32MB/3000kbs -
22MB/2000kbs
- 12MB/1000kbs -
YouTube HD
Train Show 3/15/08: (MTH Big Boys)
- Video #1 - 3:11 mins -
2 Big Boys on the point with Big Boy pusher on 60 car coal train
-
48MB/2100kbs -
23MB/1000kbs -
4MB/150kbs
- Video #2 - 5:20 mins -
2 Big Boys on the point with Big Boy pusher on 60 car coal train
-
81MB/2100kbs -
39MB/1000kbs -
6MB/150kbs
100ft Coal Trains
(x 2)
- MTH Big
Boys & Aristocraft Norfolk
Southern Dash-9s:
- Video #1 - 4:27 mins - 3 Big Boys and 5 NS Dash-9s
take on their own 100ft coal trains
-
67MB/2100kbs -
33MB/1000kbs -
5MB/150kbs -
YouTube HQ
- Video #2 - 1:56 mins -
3 Big Boys and 5 NS Dash-9s take on their own 100ft coal trains
-
29MB/2100kbs -
14MB/1000kbs -
2MB/150kbs -
YouTube HQ
- Video #3 - 4:31 mins -
3 Big Boys and 5 NS Dash-9s take on their own 100ft coal trains
-
69MB/2100kbs -
33MB/1000kbs -
5MB/150kbs -
YouTube HQ
- Video #4 - 2:13 mins -
3 Big Boys and 5 NS Dash-9s take on their own 100ft coal trains
-
34MB/2100kbs -
17MB/1000kbs -
2MB/150kbs -
YouTube HQ
- Video #5 - 3:42 mins -
3 Big Boys and 5 NS Dash-9s take on their own 100ft coal trains
-
56MB/2100kbs -
27MB/1000kbs -
4MB/150kbs -
YouTube HQ
- MTH Big
Boys & Triplexes:
- Video #6 - 8:05 mins -
3 Big Boys and 3 Triplexes each take on their own 100ft coal trains
-
188MB/3000kbs -
70MB/1000kbs -
28MB/300kbs -
YouTube HQ
You can find additional videos on the Garden Railroad Videos
page:
http://www.rayman4449.com/Garden_Railroad_Videos.htm
__________________________________________________________________________________
Product Review: (*Updated 06/08/2011*)
MTH One Gauge Big Boy w/Protosound 2 - Protosound
3 - DCS - 70-3009-1 - 70-3026-1
Overall:
Compared to the Challenger, this engine is completely redesigned for ease of
disassembly, durability, smoothness, performance and appearance. It weighs
a good bit more than the Challenger and won't have the front driver traction
issues.
The
MTH Big Boy (1:32 scale) is priced at $1000 has all die cast metal frame,
plastic boiler, mostly metal detail parts, all metal gears with high quality
synced smoke system and sound + control preinstalled. This is in-between
the other comparable large G scale steam engines... Aristocraft Mallet 2-8-8-2
(1:29 scale) at $650 and the USA Trains Big Boy (1:29 scale) at $3500. The
Aristocraft has lower level and quality of detail with all plastic boiler,
frame, mostly plastic detail parts, plastic gears, no sound or control installed
and includes inexpensive all plastic smoke unit. The USA Trains Big Boy
has very high (exceptional) detail with all metal construction (boiler, frame,
everything) and all metal detail & gears with small all metal smoke unit and
sound only system pre-installed.
I
own all three examples noted here (Mallet, USA Trains Big Boy and MTH Big Boy)
and like all three. I think MTH took the right approach with their Big Boy
and is really a perfect compromise between cost and level of build quality and
detail. For the extra $350 in cost (over the cost of the Aristocraft
Mallet) you get a number of key upgrades and additional features that really
make it an excellent buy... Die Cast metal frame but keeps the plastic boiler
and tender shells to keep cost and weight down, all metal gears and ball
bearings on the motor for durability, and all metal smoke unit with full sound
and control pre-installed. The die cast metal frame gives added strength
to engine and much needed weight down low... and when coupled with the traction
tires significantly adds to the engines pulling force without excessive weight
needing to be added to the engine.
Pull force:
-
MTH Big Boy=7.5 lbs
-
Aristocraft Mallet=2.5 lbs
-
USA Big Boy=8 lbs
Engine Weight: (excluding tender)
-
MTH Big Boy=18 lbs
-
Aristocraft Mallet=15 lbs
-
USA Big Boy=45 lbs
*Note: The MTH Big Boy has about
the exact same pull force as the USA Trains Big Boy but weights 60% less.*
While the boiler and tender
shells are plastic, the detail is very well done which adds to the overall look
and feel of being a quality model.
Performance/Construction:
With all improvements done to the engine, added springs for weight transfer to the front
engine set,
all drivers with independent sprung suspension, metal connecting rods, full die cast metal frame, traction tires and solid metal drivers
the engine is made to pull a heavy load and run smooth doing it. The
engine (like all MTH engines) has solid metal axles, all metal gears and ball
bearings on the drive motors (worm gear side where it's needed). Because
of this these engines will avoid the mechanical failures seen in most other
manufacturers that use plastic gears (USA Trains diesels & Aristocraft diesels
& steam - see my
Repair & Modifications page for more
information). The ball bearings on the motors will eliminate motor
failures due to wear (see
USA Trains Hudson motor failure or
USA Trains 2 axle diesel motor failure).
Detail:
The
engine has excellent detail like all their other engines and is what you might
expect for an engine priced at $1000 which is between the $650 Aristocraft
2-8-8-2 Mallet (lower detail w/mostly plastic detail parts, plastic gears) and
the $3500 USA Trains Big Boy (Very high detail w/all metal detail, all metal
gears). Compared to the Aristocraft and USA Trains steam engines, the
quality of build good amount of the detail parts on the engine are made of
metal(brass). The boiler is plastic with the frame being all die cast
metal.
Drivers:
The drivers are in fact solid metal with a metal rim and are painted
with a very hard and durable paint. The drivers are electrically insulated
by an insert between the driver and axle. This insert has a flange on the
back side of the driver that ensures the drivers stay separated from the frame
and thus not short.
Connecting rods:
Are all metal like the Challenger.
Protocoupler:
The Big Boy comes with the new G scale Protocoupler.
Die Cast frame:
The die cast frame adds a significant amount of weight to the engine overall as
well the front engine set and
gives it a more solid, quality feel. This alone was probably one of the biggest
and most significant changes compared to the earlier Challenger. In slippage
tests the front and back drivers slip at the same time and rate, so the weight
distribution is properly balanced out.
Suspenion:
Each driver axle set is independently
sprung providing an independent suspension which allows for much smoother
operation over crossovers and switch frogs.
A spring + slider washer suspension has been added
between the front engine set and the boiler to transfer additional weight to the
front engine set.
Lights:
Same as the Challenger, except the Interior light is wired to the
number board lights, so they come on and go out at the same time.
Sound:
Is as loud as the Challenger if not louder. The chuff is the same as the
Challenger and the bell is the same as used on their GS-4. Again, great sound is something you
would expect from an MTH engine and their Protosound 2 system.
Control:
Speed control matches the Challenger and the other MTH engines precisely. No
variation whatsoever. Set it a 7 smph, and they all will maintain that speed and
distance from each other, regardless of the track voltage.
Durability touches:
There are a number of areas where MTH made changes to improve durability when
compared to the Challenger:
- The steam delivery pipe ends from the rear engine to the front articulating
steam connections on the front now have metal ends to prevent cracking.
- The articulated hinge pin is now metal and is part of the frame.
- The tender drawbar pin is metal.
Conclusion:
This engine, being the successor to the Challenger has seen a significant number
of improvements, all address items that. With the MTH sound and control
already built in and the new and improvements this engine is a great value for
the money.
If you think you want one, I would not hesitate to buy, you won't be disappointed.
__________________________________________________________________________________
Read about the modifications done to this
engine at the Modification link below.
Garden Railroad Modification, Repair & Maintenance
__________________________________________________________________________________
Return to
the Garden Railroad 2004 page.
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