Atlas O Diesels Engines - In Stock – tagged "3-rail" – MrMuffin'sTrains

Skip to content

Your cart is empty

Continue shopping

Have an account?

Log in to check out faster.

Your cart

Loading...

Order special instructions

Order special instructions

Estimated total

$ 0.00 USD

Taxes, discounts and shipping calculated at checkout.

Store
- Availability
  
  In-Stock
  Pre-Order
  All
- Others
  
  MrMuffin's Trains' Custom Runs
  Services
  Gift Shop
  MrMuffin'sTrains' Gift Card
- Partners
  
  Korber Models
  Sedgwick O Scale Models
  Harry Hieke
- Auction
  
  Second Saturday Auctions at MrMuffin'sTrains
  Auction List
- Pre-Order Catalog
  
  Atlas Fall 2026
  Lionel 2026 Vol. 2
  Sept 2026 RailKing One Gauge G-Scale ES44 Diesel Locomotive Announced
  Oct 2026 RailKing O Scale SW1500 Diesel Locomotives Announced
  Oct 2026 Premier O Scale AC44C6M Diesel Locomotive Announced
FAQ
- Contact Us
Train Videos
About Us
Membership
- Elite Muffin Club
- Magnificent Modular Railroad Club
  
  Magnificent Modular Railroad
Blogs
Sister Sites
- MrMuffin Racing
- MrMuffin's Miniature Gaming
Events
- Midwest Best Train & Hobby Show

Facebook
Instagram
YouTube

Search

Store
FAQ
- Contact Us
Train Videos
About Us
Membership
- Elite Muffin Club
- Magnificent Modular Railroad Club
  Magnificent Modular Railroad
Blogs
Sister Sites
- MrMuffin Racing
- MrMuffin's Miniature Gaming
Events
- Midwest Best Train & Hobby Show

Search

Log in

Sort by:

55 of 84 products

Filter and sort Filter

Filter and sort

Filter

55 of 84 products

Sort by:

Remove all

55 of 84 products

Atlas O 30138058 - Premier - S2 Diesel Locomotive "Western Pacific" #551 w/ PS3

Sale

Atlas O 30138058 - Premier - S2 Diesel Locomotive "Western Pacific" #551 w/ PS3

Regular price $ 569.95 USD

Regular price ~~$ 619.95 USD~~ Sale price $ 569.95 USD

Sale
Atlas O 30138059 - Premier - S2 Diesel Locomotive "Western Pacific" #553 w/ PS3

Sale

Atlas O 30138059 - Premier - S2 Diesel Locomotive "Western Pacific" #553 w/ PS3

Regular price $ 589.95 USD

Regular price ~~$ 619.95 USD~~ Sale price $ 589.95 USD

Sale
Atlas O 30138263 - Premier - SD45 Diesel Locomotive "CSX" #8924 w/ PS3

Sale

Atlas O 30138263 - Premier - SD45 Diesel Locomotive "CSX" #8924 w/ PS3

Regular price $ 499.95 USD

Regular price ~~$ 639.95 USD~~ Sale price $ 499.95 USD

Sale
Atlas O 30138267 - Premier - SD45 Diesel Locomotive "Union Pacific" (We Can Handle It) #3603 w/ PS3

Sale

Atlas O 30138267 - Premier - SD45 Diesel Locomotive "Union Pacific" (We Can Handle It) #3603 w/ PS3

Regular price $ 499.95 USD

Regular price ~~$ 639.95 USD~~ Sale price $ 499.95 USD

Sale
Atlas O 30138330 - Premier - P42 Genesis Diesel Locomotive "NJ TRANSIT" #4802

Atlas O 30138330 - Premier - P42 Genesis Diesel Locomotive "NJ TRANSIT" #4802

Regular price $ 639.95 USD

Regular price ~~$ 639.95 USD~~ Sale price $ 639.95 USD
Atlas O 30138338 - Premier - GP38-2 Diesel Locomotive "Amtrak" #740 (Phase VII)

Sale

Atlas O 30138338 - Premier - GP38-2 Diesel Locomotive "Amtrak" #740 (Phase VII)

Regular price $ 559.95 USD

Regular price ~~$ 659.95 USD~~ Sale price $ 559.95 USD

Sale
Atlas O 30138339 - Premier - GP38-2 Diesel Locomotive "Amtrak" #742 (Phase VII)

Sale

Atlas O 30138339 - Premier - GP38-2 Diesel Locomotive "Amtrak" #742 (Phase VII)

Regular price $ 559.95 USD

Regular price ~~$ 659.95 USD~~ Sale price $ 559.95 USD

Sale
Atlas O 30138340 - Premier - GP38-2 Diesel Locomotive "BNSF" #2102

Sale

Atlas O 30138340 - Premier - GP38-2 Diesel Locomotive "BNSF" #2102

Regular price $ 559.95 USD

Regular price ~~$ 659.95 USD~~ Sale price $ 559.95 USD

Sale
Atlas O 30138341 - Premier - GP38-2 Diesel Locomotive "BNSF" #2106

Sale

Atlas O 30138341 - Premier - GP38-2 Diesel Locomotive "BNSF" #2106

Regular price $ 559.95 USD

Regular price ~~$ 659.95 USD~~ Sale price $ 559.95 USD

Sale
Atlas O 30138342 - Premier - GP38-2 Diesel Locomotive "Canadian Pacific" #4401

Sale

Atlas O 30138342 - Premier - GP38-2 Diesel Locomotive "Canadian Pacific" #4401

Regular price $ 559.95 USD

Regular price ~~$ 659.95 USD~~ Sale price $ 559.95 USD

Sale
Atlas O 30138343 - Premier - GP38-2 Diesel Locomotive "Canadian Pacific" #4421

Sale

Atlas O 30138343 - Premier - GP38-2 Diesel Locomotive "Canadian Pacific" #4421

Regular price $ 559.95 USD

Regular price ~~$ 659.95 USD~~ Sale price $ 559.95 USD

Sale
Atlas O 30138349 - Premier - GP38-2 Diesel Locomotive "Reading & Northern" #2023 (40th Anniversary)

Sale

Atlas O 30138349 - Premier - GP38-2 Diesel Locomotive "Reading & Northern" #2023 (40th Anniversary)

Regular price $ 559.95 USD

Regular price ~~$ 659.95 USD~~ Sale price $ 559.95 USD

Sale
Atlas O 30138372 - Premier - C44-9W Diesel Locomotive "Alabama & Gulf Coast Railway" #4423 (Veterans Unit)

Sale

Atlas O 30138372 - Premier - C44-9W Diesel Locomotive "Alabama & Gulf Coast Railway" #4423 (Veterans Unit)

Regular price $ 599.95 USD

Regular price ~~$ 679.95 USD~~ Sale price $ 599.95 USD

Sale
Atlas O 30138375 - Premier - C44-9W Diesel Locomotive "Norfolk Southern" #9225

Sale

Atlas O 30138375 - Premier - C44-9W Diesel Locomotive "Norfolk Southern" #9225

Regular price $ 599.95 USD

Regular price ~~$ 679.95 USD~~ Sale price $ 599.95 USD

Sale
Atlas O 30138379 - Premier - C44-9W Diesel Locomotive "Southern Pacific" #8182

Sale

Atlas O 30138379 - Premier - C44-9W Diesel Locomotive "Southern Pacific" #8182

Regular price $ 599.95 USD

Regular price ~~$ 679.95 USD~~ Sale price $ 599.95 USD

Sale
Atlas O 30138380 - Premier - C44-9W Diesel Locomotive "Union Pacific" #9819 (FUTURE Network Logo)

Sale

Atlas O 30138380 - Premier - C44-9W Diesel Locomotive "Union Pacific" #9819 (FUTURE Network Logo)

Regular price $ 599.95 USD

Regular price ~~$ 679.95 USD~~ Sale price $ 599.95 USD

Sale
Atlas O 30138396S - Premier - GP38-2 Diesel Locomotive "Indiana Harbor Belt" #3801 - Custom Run for MrMuffin'sTrains

Sale

Atlas O 30138396S - Premier - GP38-2 Diesel Locomotive "Indiana Harbor Belt" #3801 - Custom Run for MrMuffin'sTrains

Regular price $ 519.95 USD

Regular price ~~$ 659.95 USD~~ Sale price $ 519.95 USD

Sale
Atlas O 30138397S - Premier - GP38-2 Diesel Locomotive "Indiana Harbor Belt" #3802 - Custom Run for MrMuffin'sTrains

Sale

Atlas O 30138397S - Premier - GP38-2 Diesel Locomotive "Indiana Harbor Belt" #3802 - Custom Run for MrMuffin'sTrains

Regular price $ 519.95 USD

Regular price ~~$ 659.95 USD~~ Sale price $ 519.95 USD

Sale
Atlas O 30138398S - Premier - GP38-2 Diesel Locomotive "SOO Line" #4420 - Custom Run for MrMuffin'sTrains

Sale

Atlas O 30138398S - Premier - GP38-2 Diesel Locomotive "SOO Line" #4420 - Custom Run for MrMuffin'sTrains

Regular price $ 499.95 USD

Regular price ~~$ 659.95 USD~~ Sale price $ 499.95 USD

Sale
Atlas O 30138399S - Premier - GP38-2 Diesel Locomotive "SOO Line" #4428 - Custom Run for MrMuffin'sTrains

Sale

Atlas O 30138399S - Premier - GP38-2 Diesel Locomotive "SOO Line" #4428 - Custom Run for MrMuffin'sTrains

Regular price $ 499.95 USD

Regular price ~~$ 659.95 USD~~ Sale price $ 499.95 USD

Sale
Atlas O 30138503 - Premier - U30C Diesel Locomotive "Louisville & Nashville" #1543

Sale

Atlas O 30138503 - Premier - U30C Diesel Locomotive "Louisville & Nashville" #1543

Regular price $ 599.95 USD

Regular price ~~$ 749.95 USD~~ Sale price $ 599.95 USD

Sale
Atlas O 30138505 - Premier - U30C Diesel Locomotive "Louisville & Nashville" #1499 (XR)

Sale

Atlas O 30138505 - Premier - U30C Diesel Locomotive "Louisville & Nashville" #1499 (XR)

Regular price $ 599.95 USD

Regular price ~~$ 749.95 USD~~ Sale price $ 599.95 USD

Sale
Atlas O 30138506 - Premier - U30C Diesel Locomotive "SOO Line" #802

Sale

Atlas O 30138506 - Premier - U30C Diesel Locomotive "SOO Line" #802

Regular price $ 599.95 USD

Regular price ~~$ 749.95 USD~~ Sale price $ 599.95 USD

Sale
Atlas O 30138507 - Premier - U30C Diesel Locomotive "SOO Line" #808

Sale

Atlas O 30138507 - Premier - U30C Diesel Locomotive "SOO Line" #808

Regular price $ 599.95 USD

Regular price ~~$ 749.95 USD~~ Sale price $ 599.95 USD

Sale
Atlas O 30138508 - Premier - U30C Diesel Locomotive "Union Pacific" #2825

Sale

Atlas O 30138508 - Premier - U30C Diesel Locomotive "Union Pacific" #2825

Regular price $ 599.95 USD

Regular price ~~$ 749.95 USD~~ Sale price $ 599.95 USD

Sale
Atlas O 30138509 - Premier - U30C Diesel Locomotive "Union Pacific" #2952

Sale

Atlas O 30138509 - Premier - U30C Diesel Locomotive "Union Pacific" #2952

Regular price $ 599.95 USD

Regular price ~~$ 749.95 USD~~ Sale price $ 599.95 USD

Sale
Atlas O 30138510 - Premier - U30C Diesel Locomotive "CSX" #7204 (ex-Louisville & Nashville Patch)

Sale

Atlas O 30138510 - Premier - U30C Diesel Locomotive "CSX" #7204 (ex-Louisville & Nashville Patch)

Regular price $ 599.95 USD

Regular price ~~$ 749.95 USD~~ Sale price $ 599.95 USD

Sale
Atlas O 30138511 - Premier - U30C Diesel Locomotive "Rock Island" #4594

Sale

Atlas O 30138511 - Premier - U30C Diesel Locomotive "Rock Island" #4594

Regular price $ 599.95 USD

Regular price ~~$ 749.95 USD~~ Sale price $ 599.95 USD

Sale
Atlas O 30138589 - Premier - SD40 Diesel Locomotive "BNSF" #1642 (H4)

Sale

Atlas O 30138589 - Premier - SD40 Diesel Locomotive "BNSF" #1642 (H4)

Regular price $ 629.95 USD

Regular price ~~$ 749.95 USD~~ Sale price $ 629.95 USD

Sale
Atlas O 30138590 - Premier - SD40 Diesel Locomotive "BNSF" #1663 (H4)

Sale

Atlas O 30138590 - Premier - SD40 Diesel Locomotive "BNSF" #1663 (H4)

Regular price $ 629.95 USD

Regular price ~~$ 749.95 USD~~ Sale price $ 629.95 USD

Sale
Atlas O 30138591 - Premier - SD40 Diesel Locomotive "Canadian Pacific" #6604

Sale

Atlas O 30138591 - Premier - SD40 Diesel Locomotive "Canadian Pacific" #6604

Regular price $ 629.95 USD

Regular price ~~$ 749.95 USD~~ Sale price $ 629.95 USD

Sale
Atlas O 30138592 - Premier - SD40 Diesel Locomotive "Canadian Pacific" #6608

Sale

Atlas O 30138592 - Premier - SD40 Diesel Locomotive "Canadian Pacific" #6608

Regular price $ 629.95 USD

Regular price ~~$ 749.95 USD~~ Sale price $ 629.95 USD

Sale
Atlas O 30138593 - Premier - SD40 Diesel Locomotive "CSX" #8246

Sale

Atlas O 30138593 - Premier - SD40 Diesel Locomotive "CSX" #8246

Regular price $ 629.95 USD

Regular price ~~$ 749.95 USD~~ Sale price $ 629.95 USD

Sale
Atlas O 30138594 - Premier - SD40 Diesel Locomotive "CSX" #8256

Sale

Atlas O 30138594 - Premier - SD40 Diesel Locomotive "CSX" #8256

Regular price $ 629.95 USD

Regular price ~~$ 749.95 USD~~ Sale price $ 629.95 USD

Sale
Atlas O 30138595 - Premier - SD40 Diesel Locomotive "Conrail" #6372

Sale

Atlas O 30138595 - Premier - SD40 Diesel Locomotive "Conrail" #6372

Regular price $ 629.95 USD

Regular price ~~$ 749.95 USD~~ Sale price $ 629.95 USD

Sale
Atlas O 30138596 - Premier - SD40 Diesel Locomotive "Conrail" #6388

Sale

Atlas O 30138596 - Premier - SD40 Diesel Locomotive "Conrail" #6388

Regular price $ 629.95 USD

Regular price ~~$ 749.95 USD~~ Sale price $ 629.95 USD

Sale

1
2

Filter

Filter

Refine

Availability

Search

Scale

Search

System

Search

3-Rail
DCS

Manufacturer

Search

Product Line

Search

Type

Search

Road Name

Search

Min Curve

Search

O-31
O-42
O-36

Price

Search

Collection

Atlas O Diesels Engines - In Stock

clear

Get in touch

177 W Main St

Atlanta, IN 46031

765-292-2022

support@mrmuffinstrains.com

Subscribe to our emails

Email

Facebook
Instagram
YouTube

Payment methods

© 2026, MrMuffin'sTrains Powered by Shopify

Refund policy
Privacy policy
Terms of service
Shipping policy

Choosing a selection results in a full page refresh.
Opens in a new window.