![Thompson Designs Flat Four Model Airplane Engine](https://craftsmanshipmuseum.com/wp-content/uploads/2022/12/PK147b-125x125.jpg)
Thompson Designs Flat Four Model Airplane Engine
Craftsman: John V. Thompson
Knapp Collection #: 147
Catalog #: 2008.10.45
Contributor: Paul Knapp
John Thompson used the cylinder assemblies from Honda weed-eater engines to produce this flat four aero engine. His custom crankcase holds the oil for lubrication and the engine runs gasoline with spark ignition.
![Three Hirtenberger Patronen VT21 Engines](https://craftsmanshipmuseum.com/wp-content/uploads/2023/01/ePK396_397_398a-125x125.jpg)
Three Hirtenberger Patronen VT21 Engines
Craftsman: Hirtenberger Patronen
Knapp Collection #: 396, 397, 398
Catalog #: 2016.8.6
Contributor: Paul Knapp
Three VT21 engines developed by Hirtenberger Patronen, Austria, are shown on a wooden display base. The prototype on the left was manually machined from aluminum and steel bar stock.
![Three K&B .60 Prototypes](https://craftsmanshipmuseum.com/wp-content/uploads/2023/02/BridiKBproto3a-125x125.jpg)
Three K&B .60 Prototypes
Craftsman: K&B
Catalog #: 2012.19.4
Donor: Joe Bridi
These three engines are prototype variants of the K&B .60 engine that were tested and used by Joe Bridi in Competition Pattern flying.
![Three Miniature Steam Engines](https://craftsmanshipmuseum.com/wp-content/uploads/2023/06/Hewitt6a-125x125.jpg)
Three Miniature Steam Engines
Craftsman: William "Scotty" Hewitt
Catalog #: 2008.17.3
Donor: William "Scotty" Hewitt
Three miniature oscillating steam engines (all operational) share a wooden display base. These engines can be run on compressed air.
![Three Morton M1 Model Airplane Engines](https://craftsmanshipmuseum.com/wp-content/uploads/2023/01/ePK415_87_413a-125x125.jpg)
Three Morton M1 Model Airplane Engines
Craftsman: Dennis Fadden, Bruce Satra
Knapp Collection #: 415, 87, 413
Catalog #: 2016.8.11a ; 2016.8.11b ; 2016.8.11c
Contributor: Paul Knapp
Three Morton M1 engines sit on a wooden display stand. Mr. Fadden designed several model engines that used Bruce Satra’s Morton castings.
![Tin Brass Steam Engine](https://craftsmanshipmuseum.com/wp-content/uploads/2023/08/Birk2016.15.33-125x125.png)
Tin Brass Steam Engine
Craftsman: Birk Petersen
Catalog #: 2016.15.33
Donor: Mark Petersen
Birk built this small brass horizontal oscillating steam engine using his Chinese 7×10 lathe.
![Titan .60](https://craftsmanshipmuseum.com/wp-content/uploads/2023/04/db-pic-1-125x125.jpg)
Titan .60
Craftsman: Mark Presling
Catalog #: 2022.3.1
Donor: Roger Taylor
This glow-plug Titan .60 model airplane engine was designed by George Genevro and built by Mark Presling of Australia.
![Titan Twin Engine](https://craftsmanshipmuseum.com/wp-content/uploads/2023/03/Knapp2023.2.5-125x125.png)
Titan Twin Engine
Craftsman: Ramon Hoagland
Knapp Collection #: 739
Catalog #: 2023.2.5
Contributor: Paul Knapp
This Titan Twin engine is 16″-long, 11″-wide, 8.5″-high, and weighs about 15 lbs.
![TMN 4-Cycle, Sleeve-Valve Cutaway Engine](https://craftsmanshipmuseum.com/wp-content/uploads/2022/12/Knapp11-251-125x125.jpg)
TMN 4-Cycle, Sleeve-Valve Cutaway Engine
Craftsman: Petr Chvatal
Knapp Collection #: 251
Catalog #: 2011.27.29
Contributor: Paul Knapp
The TMN 4-cycle, sleeve-valve cutaway airplane engine was built by Petr Chvatal. After completing only 10 engines, Petr produced a couple of the cutaways to demonstrate its operation.
![Trimble Prototype Single-Cylinder Engine](https://craftsmanshipmuseum.com/wp-content/uploads/2022/12/k157-Trimble1-125x125.jpg)
Trimble Prototype Single-Cylinder Engine
Craftsman: George Trimble
Knapp Collection #: 157
Catalog #: 2009.9.25
Contributor: Paul Knapp
George Trimble made his first engine in 1958. It’s an air-cooled, four-cycle single that burns gasoline on spark ignition.
![Triscamp 3-Cylinder Miniature Radial Engine](https://craftsmanshipmuseum.com/wp-content/uploads/2022/12/PK62b-125x125.jpg)
Triscamp 3-Cylinder Miniature Radial Engine
Craftsman: Robert and Frances Washburn
Knapp Collection #: 62
Catalog #: 2008.10.19
Contributor: Paul Knapp
Mr. Washburn designed and fabricated eight of these tiny 3-cylinder, 2-cycle, methanol-burning radial engines by gearing together three individual engines into one housing.
![Triscamp Engine](https://craftsmanshipmuseum.com/wp-content/uploads/2023/01/713.-TRISCAMP-125x125.jpg)
Triscamp Engine
Craftsman: Robert and Frances Washburn
Knapp Collection #: 713
Catalog #: 2022.8.9
Contributor: Paul Knapp
Robert Washburn designed and fabricated eight of these miniature 3-cylinder, 2-cycle, methanol-burning Triscamp radial engines.
![Tug Boat With Miniature “Wobbler” Steam Engine](https://craftsmanshipmuseum.com/wp-content/uploads/2023/12/JCTannerBoat-125x125.png)
Tug Boat With Miniature “Wobbler” Steam Engine
Craftsman: William "Scotty" Hewitt
Donor: Wiliam "Scotty" Hewitt
Scotty Hewitt is a former race car driver who turned to machining as a retirement hobby. He has built several contest winning compressed air race cars modeled after vintage dirt track racers. For this project, a miniature J.C. Tanner tugboat, he took plans for a small oscillating steam engine and scaled them down significantly. Mr. […]
![Tugboat Steam Engine & Boiler](https://craftsmanshipmuseum.com/wp-content/uploads/2024/07/2019.17.1-125x125.png)
Tugboat Steam Engine & Boiler
Craftsman: Eckhard Fadtke
Catalog #: 2019.17.1
Donor: Eckhard Fadtke
This miniature tugboat steam engine has a boiler, shaft, and propeller.
![Twin Flywheel Hit-n-Miss Engine](https://craftsmanshipmuseum.com/wp-content/uploads/2023/12/2013.50.1-125x125.png)
Twin Flywheel Hit-n-Miss Engine
Craftsman: Phillip Duclos
Catalog #: 2013.50.1
Donor: George and Dorlene Root
This twin flywheel hit-n-miss engine was built by Phillip Duclos, a highly respected model engineer.
![Twin Webra .61 (Gear Driven)](https://craftsmanshipmuseum.com/wp-content/uploads/2023/02/BridiWebra2a-125x125.jpg)
Twin Webra .61 (Gear Driven)
Craftsman: Webra
Catalog #: 2012.19.3
Donor: Joe Bridi
Two counter-rotating Webra .61 engines drive a common propeller shaft through a geartrain. It has glow plug ignition.
![Twin-Column 2-Cylinder Self-Starting Steam Engine](https://craftsmanshipmuseum.com/wp-content/uploads/2023/01/2021.9.4-Twin-Column-125x125.png)
Twin-Column 2-Cylinder Self-Starting Steam Engine
Craftsman: Ramon Hoagland
Knapp Collection #: 666
Catalog #: 2021.9.4
Contributor: Paul Knapp
This twin-column 2-cylinder self-starting steam engine was made by Ramon Hoagland, of Colorado, in 2013.
![Two-Cylinder Marine Steam Engine](https://craftsmanshipmuseum.com/wp-content/uploads/2021/05/Rudy33a-125x125.jpg)
Two-Cylinder Marine Steam Engine
Craftsman: Rudy Kouhoupt
Donor: Susan Alvaro
This two-cylinder marine steam engine would have been used to power a small boat or launch.
![Two-Cylinder Steam Engine](https://craftsmanshipmuseum.com/wp-content/uploads/2024/07/2019.17.8a-125x125.png)
Two-Cylinder Steam Engine
Craftsman: Eckhard Fadtke
Catalog #: 2019.17.8
Donor: Eckhard Fadtke
This miniature two-cylinder steam engine was built by Eckhard Fadtke.
Showing 20 of 679 exhibits.