Wasp Jr. Single-Cylinder Model Airplane Engine

Wasp Jr. Single-Cylinder Model Airplane Engine

Craftsman: Bruce Satra

Knapp Collection #: 186

Catalog #: 2008.16.34

Contributor: Paul Knapp

Bruce Satra combined a Wasp Jr. cylinder assembly to a crankcase he machined from billet to produce this single-cylinder Wasp Jr. engine.

Webra Speed .91 RC Engine

Webra Speed .91 RC Engine

Craftsman: Webra Modellbau GMBH

Donor: Joe Martin

This Webra Speed .91 RC engine has had very limited use. The P5 version of the engine is still in production.

Weeden #672 Toy Steam Engine and Boiler

Weeden #672 Toy Steam Engine and Boiler

Craftsman: Weeden

Catalog #: 2011.26.1

Contributor: Judith Haxo

The boiler of this Weeden engine is heated by electricity rather than the usual alcohol flame, making it a marginally safer toy in the 1930s.

Which Way Engine

Which Way Engine

Craftsman: Birk Petersen

Catalog #: 2016.15.107

Donor: Mark Petersen

Birk Petersen’s “Which Way” engine is a single-cylinder, double-stroke, 4-flywheel engine.

Whittle Robin Engine

Whittle Robin Engine

Craftsman: Eric Whittle

Knapp Collection #: 450

Catalog #: 2016.8.1b

Contributor: Paul Knapp

The “Robin” engine is Eric Whittle’s custom-made award presented to Jim Schiller for his extraordinary effort, recovery, and the successful return of Mr. Whittle’s Cirrus engine.

Wilesco D6 Steam Plant

Wilesco D6 Steam Plant

Craftsman: Wilesco

Catalog #: 2011.18.8

Donor: Joe Kunkler

A small burner underneath the boiler heats the water to make steam, which powers the single-cylinder horizontal steam engine.

Wooden Horizontal Steam Engine

Wooden Horizontal Steam Engine

Craftsman: Eckhard Fadtke

Catalog #: 2019.17.2

Donor: Eckhard Fadtke

This wooden horizontal steam engine was built by Eckhard Fadtke.

Wooden Replica WWII Jeep Motor

Wooden Replica WWII Jeep Motor

Craftsman: Robert Haugen

Catalog #: 2022.6.1

Donor: Robert Haugen

Robert Haugen built this miniature wooden replica of a WWII Jeep motor.

Wright Whirlwind J5 Model Airplane Engine

Wright Whirlwind J5 Model Airplane Engine

Craftsman: Charles “Chuck” Harty

Knapp Collection #: 522

Catalog #: 2017.27.13

Contributor: Paul Knapp 

This Wright Whirlwind J5 model airplane engine was designed by Carl-Eric Olsryd and built by Charles Harty. Castings, gears, and bearings were provided by Mr. Olsryd of Sweden.

YS .61 4-Cycle Engine

YS .61 4-Cycle Engine

Craftsman: YS

Catalog #: 2012.19.11

Donor: Joe Bridi

This YS .61 4-cycle engine was probably made for a model boat with a long drive shaft. It was made in Japan.

YS FZ53 Model Airplane Engine

YS FZ53 Model Airplane Engine

Craftsman: YS

Catalog #: 2014.19.1

Donor: Joe Bridi

This YS FZ53 Power Wing model airplane engine was manufactured in Japan.

Zimmerman “Cirrus” 4-Cycle V8 Engine

Zimmerman “Cirrus” 4-Cycle V8 Engine

Craftsman: Profi M.E.

Knapp Collection #: 67

Catalog #: 2008.10.21

Contributor: Paul Knapp

This 1/6 scale Zimmerman “Cirrus” 4-cycle V8 engine was built by Profi M.E., 2001. This engine includes the addition of 4 cylinders and a geared flywheel instead of a propeller hub.

Showing 19 of 679 exhibits.

Presented by The Joe Martin Foundation for Exceptional Craftsmanship