1. G Scale Model Railroads Trains For Sale
  2. sku: 19695592259965983
  3. MTH 20-21378-1

MTH 20-21378-1 Diesel Locomotive Union Pacific Propane Proto 57 Turbine Tender

20-21378-1 Mth O Diesel Locomotive Union Pacific #57 Propane Turbine With Tender Proto 3 Lnib

( Brand: Mth ), ( Manufacturer Part Number: 20-21378-1 ), ( Assembly Status: Ready To Go/pre-built ), ( Color: Yellow, Silver ), ( Replica Of: Union Pacific 57 Propane Turbine Locomotive ), ( Material: Abs Plastic, Metal, Diecast ), ( Age Level: 14 Years Up ), ( Control System: Digital ), ( Item Length: 33 1/2 In ), ( Type: Diesel Locomotive ), ( Rail System: Three-rail System ), ( Corporate Roadname: Union Pacific Railroad ), ( Item Height: 4 1/8 In ), ( Theme: Transportation ), ( Features: Sound Function, Light Function, Hand-painted Figures, Diecast Wheels, Authentic Paint Scheme ), ( Item Width: 2 1/2 In )

Review MTH Diesel Locomotive Union Pacific #57 Propane Turbine Tender Proto Lnib

The **MTH 20-21378-1 Union Pacific 57 Propane Turbine Tender Proto** is a meticulously crafted, high-detail model that captures the bold spirit of early 20th-century railroading while introducing a fascinating historical twist. This prototype tender, designed to complement the iconic Union Pacific 57 diesel locomotive, represents a rare and innovative experiment in locomotive auxiliary power propane turbine technology. Unlike traditional tenders, which relied on coal or wood, this model features a unique propane-fueled turbine system, a concept that was explored in the mid-1900s as a cleaner and more efficient alternative to conventional fuels. The tender s design is both functional and striking, with a robust, boxy frame that emphasizes its industrial purpose while maintaining a sleek, streamlined aesthetic reminiscent of UP s signature styling. The body is constructed from high-quality materials, including durable plastic with precision-molded details that bring the tender s intricate components to life, from the riveted seams and weathering to the carefully positioned propane tanks and turbine housing. The paint scheme is a bold and authentic representation of Union Pacific s classic livery, featuring deep black with crisp white lettering and accents, evoking the boldness of the railroad s early diesel era. The tender s undercarriage is equally impressive, with detailed couplings, wheels, and suspension components that enhance its realism and movement. Whether displayed alongside the UP 57 diesel or as a standalone piece, this model is a testament to innovation in railroading history, offering collectors a unique blend of nostalgia and cutting-edge engineering. Perfect for enthusiasts who appreciate both the beauty of classic locomotives and the ingenuity of experimental technology, this tender is a standout addition to any model railroad layout or collection.

### **Pros and Cons of buying a MTH 20-21378-1 Union Pacific 57 Propane Turbine Tender Proto**

#### **Pros**

1. **Historical Accuracy and Detail** The model is designed to replicate the Union Pacific 57 propane turbine tender, a unique and rare locomotive prototype from the 1950s. It captures the distinctive styling and technical features of the original, making it appealing to collectors who value authenticity.

2. **High-Quality Construction** MTH (Micro-Trains Hobbycraft) is known for producing well-built, durable models with fine attention to detail. The 57 prototype was likely crafted with precision, ensuring smooth operation and realistic aesthetics.

3. **Collectible and Rare** The Union Pacific 57 propane turbine tender was a one-of-a-kind experimental locomotive, making this model a highly sought-after piece for enthusiasts. Its rarity increases its value over time.

4. **Functional Features** The model likely includes realistic operational elements such as a working turbine mechanism (simulated) and accurate lighting, enhancing its appeal for display and operation.

5. **Display Appeal** The unique design of the propane turbine tender makes it a standout piece in any collection. Its distinctive shape and engineering details provide a conversation starter for model railroad enthusiasts.

6. **Potential for Customization** If the model is in good condition, it may be modified or upgraded (e.g., enhanced lighting, sound effects) to further personalize it.

7. **Investment Potential** Given its rarity, the model could appreciate in value, especially if demand for Union Pacific prototypes continues to grow.

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#### **Cons**

1. **High Cost** Due to its rarity and specialized nature, this model is likely expensive compared to standard diesel or steam locomotives. The price may be prohibitive for casual collectors.

2. **Limited Availability** As a prototype, production runs were likely small, meaning it may be difficult to find in good condition. Availability could also be affected by market demand and seller preferences.

3. **Maintenance and Repairs** Older or heavily used models may require occasional maintenance, such as cleaning, lubrication, or part replacements. The specialized nature of the prototype could make repairs more challenging.

4. **Storage and Display Space** The model s size and unique design may require dedicated space on a layout or in a display case, which could be a limitation for smaller collectors.

5. **Market Volatility** The value of collectible models can fluctuate based on trends, economic conditions, or changes in collector interest. There is no guarantee of long-term appreciation.

6. **Potential for Counterfeits or Reproductions** Due to its popularity, there may be knockoffs or poorly made replicas in the market. Buyers must verify authenticity and condition carefully.

7. **Operational Limitations** While the model may simulate turbine functionality, it is not a true working turbine. Enthusiasts seeking fully functional prototypes may find this model lacking in that regard.

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### **Conclusion**

The MTH 20-21378-1 Union Pacific 57 propane turbine tender prototype is a highly desirable model for serious collectors who appreciate historical accuracy, rarity, and unique engineering. Its strengths lie in its authenticity, craftsmanship, and potential as a long-term investment. However, its high cost, limited availability, and potential maintenance challenges make it a significant commitment. It is best suited for collectors who prioritize exclusivity and are willing to invest in a specialized piece rather than a mass-produced model.

### **Recommendation**

If you are a dedicated model railroad enthusiast with a budget for rare and high-quality collectibles, this model is worth considering particularly if you have space and interest in displaying a one-of-a-kind prototype. However, if you are a casual collector or operating-focused hobbyist, you may find more practical and affordable alternatives that still offer historical value without the same level of exclusivity.

Before purchasing, thoroughly research the model s condition, verify its authenticity, and ensure it aligns with your long-term collection goals. If possible, consult experienced collectors or dealers to assess its true value and potential.

Details:

Proto 3 Sound LNIB Helping my father-in-law Taney Luther sell trains.

part #: 20213781 prices

  • $499.99-$595.00

specifications gscalemodeltraingi:

  • brand: Mth
  • mpn: 20-21378-1
  • assembly status: Ready To Go/pre-built
  • color: Yellow, Silver
  • replica of: Union Pacific 57 Propane Turbine Locomotive
  • material: Abs Plastic, Metal, Diecast
  • age level: 14 Years Up
  • control system: Digital
  • item length: 33 1/2 In
  • type: Diesel Locomotive
  • rail system: Three-rail System
  • corporate roadname: Union Pacific Railroad
  • item height: 4 1/8 In
  • theme: Transportation
  • features: Sound Function, Light Function, Hand-painted Figures, Diecast Wheels, Authentic Paint Scheme
  • item width: 2 1/2 In

offer gscale model traingi:

  • availability: In Stock
  • sold: 0
  • options: Ship-to-home
  • started: February 2, 2026
  • quantity: 1

returns gscale model traingi:

  • policy: No Returns

general gscale model traingi:

  • condition: Used
  • model Railroads Trains > Railroads Trains > Locomotives

payments gscale model traingi:

  • wallet: Google-pay
  • other
  • money order
  • credit card: Mastercard

shipping gscale model traingi:

  • cost: $55.00
  • class: Standard
  • carrier: USPS
  • type: Fixed
  • service: USPS Ground Advantage
  • transit: 4-10 Days

seller gscale model traingi:

  • # reviews: 40
  • rating: 100.0%
  • city: Chanhassen, Minnesota
assembly status: ready to go/pre-built, replica of: union pacific 57 propane turbine locomotive, age level: 14 years up, control system: digital, item length: 33 1/2 in, type: diesel locomotive, rail system: three-rail system, corporate roadname: union pacific railroad, item height: 4 1/8 in, theme: transportation, features: sound function, light function, hand-painted figures, diecast wheels, authentic paint scheme, item width: 2 1/2 in,
category: toys & hobbies > model railroads trains > railroads trains > locomotives, color: yellow silver, material: abs plastic, metal, diecast, sku: 19695592259965983,
Mth 20-21378-1 Is Similar To:
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5 offers $499.99–$595.00 USD
  • Used. Offer #1 priced at $595.00 + $39.70 shipping estimate = $634.70* total. +$39.70 shipping
  • Used. Offer #2 priced at $500.00 + $8.13 shipping estimate = $508.13* total. +$8.13 shipping
  • Used. Offer #3 priced at $499.99 + $18.19 shipping estimate = $518.18* total. +$18.19 shipping
  • Used. Offer #4 priced at $379.00 + $24.20 shipping estimate = $403.20* total. +$24.20 shipping
  • New: Other (See Details). Offer #5 priced at $700.00 + $39.43 shipping estimate = $739.43* total. +$39.43 shipping

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