Kunze 5-Cylinder Radial Model Airplane Engine

Kunze 5-Cylinder Radial Model Airplane Engine

Craftsman: Fred Kunze

Knapp Collection #: 337

Catalog #: 2012.33.12

Contributor: Paul Knapp

The best-known model engine that Fred Kunze designed was the K-35, which was first produced in 1976. All of the K-35’s have two exhaust ports with both front and rear bypasses.

Kunze Single-Cylinder K-35 Model Airplane Engine

Kunze Single-Cylinder K-35 Model Airplane Engine

Craftsman: Fred Kunze

Knapp Collection #: 334

Catalog #: 2012.33.9

Contributor: Paul Knapp

The best-known model engine that Fred Kunze designed was the K-35, which was first produced in 1976. All of the K-35’s have two exhaust ports with both front and rear bypasses.

Kunze Single-Cylinder Model Airplane Engine

Kunze Single-Cylinder Model Airplane Engine

Craftsman: Fred Kunze

Knapp Collection #: 333

Catalog #: 2012.33.8

Contributor: Paul Knapp

The best-known model engine that Fred Kunze designed was the K-35, which was first produced in 1976. All of the K-35’s have two exhaust ports with both front and rear bypasses.

Kunze Single-Cylinder Model Airplane Engine

Kunze Single-Cylinder Model Airplane Engine

Craftsman: Fred Kunze

Knapp Collection #: 336

Catalog #: 2012.33.11

Contributor: Paul Knapp

The best-known model engine that Fred Kunze designed was the K-35, which was first produced in 1976. All of the K-35’s have two exhaust ports with both front and rear bypasses.

Kunze Single-Cylinder Model Airplane Engine

Kunze Single-Cylinder Model Airplane Engine

Craftsman: Fred Kunze

Knapp Collection #: 338

Catalog #: 2012.33.13

Contributor: Paul Knapp

The best-known model engine that Fred Kunze designed was the K-35, which was first produced in 1976. All of the K-35’s have two exhaust ports with both front and rear bypasses.

Kunze Single-Cylinder Model Airplane Engine

Kunze Single-Cylinder Model Airplane Engine

Craftsman: Fred Kunze

Knapp Collection #: 339

Catalog #: 2012.33.14

Contributor: Paul Knapp

The best-known model engine that Fred Kunze designed was the K-35, which was first produced in 1976. All of the K-35’s have two exhaust ports with both front and rear bypasses.

Kunze Twin-Cylinder Opposed Model Airplane

Kunze Twin-Cylinder Opposed Model Airplane

Craftsman: Fred Kunze

Knapp Collection #: 335

Catalog #: 2012.33.10

Contributor: Paul Knapp

The best-known model engine that Fred Kunze designed was the K-35, which was first produced in 1976. All of the K-35’s have two exhaust ports with both front and rear bypasses.

Kurz Compressor Engine

Kurz Compressor Engine

Craftsman: Frank Kurz

Knapp Collection #: 48

Catalog #: 2011.27.26

Contributor: Paul Knapp 

Frank Kurz purchased a casting kit for a small compressor from Cole’s Power Models and converted it into this overhead cam, two-cylinder engine.

Launch Steam Engine

Launch Steam Engine

Craftsman: Birk Petersen

Catalog #: 2016.15.50

Donor: Mark Petersen

This miniature steam engine for launch was built using plans from The Little Machine Shop.

Le Rhone Rotary Aero Engine

Le Rhone Rotary Aero Engine

Craftsman: Ray Williams

Knapp Collection #: 576

Catalog #: 2019.10.4 

Contributor: Paul Knapp 

Ray WIllliams built his Le Rhone 80 HP rotary aero engine to exact scale by using original factory drawings and parts from the full-size engine.

Little ‘Red’ Devil Hit N’ Miss Engine

Little ‘Red’ Devil Hit N’ Miss Engine

Craftsman: Ron Schindele

Knapp Collection #: 674

Catalog #: 2021.9.8

Contributor: Paul Knapp

This Little ‘Red’ Devil hit n’ miss engine runs flawlessly and drives an external water pump that circulates coolant between the engine and the cooling tower during operation.

Little Angel Stationary Engine

Little Angel Stationary Engine

Craftsman: Unknown

Knapp Collection #: 620

Catalog #: 2019.33.18

Contributor: Paul Knapp

The builder of this “Little Angel” stationary engine is unknown. The original engine is a Bob Shores design.

Little Angel Vertical Stationary Engine

Little Angel Vertical Stationary Engine

Craftsman: Ramon Hoagland

Knapp Collection #: 614

Catalog #: 2019.33.11

Contributor: Paul Knapp

This Little Angel vertical stationary engine was built by Ramon Hoagland, of Colorado, in 2017.

Little Brother Gas Engine

Little Brother Gas Engine

Craftsman: Russell Anderson 

Catalog #: 2019.21.9

Contributor: Steve Anderson

This Little Brother gas engine was built by Russell Anderson and is now on display in the Miniature Engineering Craftsmanship Museum.

Little Devil Vertical Stationary Engine

Little Devil Vertical Stationary Engine

Craftsman: Michael Barker

Knapp Collection #: 612

Catalog #: 2019.33.9

Contributor: Paul Knapp

This Little Devil vertical stationary engine measures 8-inches long, 5-1/2-inches wide, and 8-inches tall. It sports a pair of 2-5/8-inch diameter flywheels.

Loyal Cycle Engine 

Loyal Cycle Engine 

Craftsman: Ron Schindele 

Knapp Collection #: 587

Catalog #: 2019.10.10 

Contributor: Paul Knapp 

Ron Schindele designed and built the engine after reading an article about Loyal Cycle engines by Edgar T. Westbury in Model Engine News magazine.

Loyal Cycle Engine

Loyal Cycle Engine

Craftsman: Ron Schindele

Knapp Collection #: 629

Catalog #: 2020.4.2

Contributor: Paul Knapp

This Loyal Cycle engine runs on gasoline vapor or propane with electronic spark ignition, and it has only three moving parts.

Showing 20 of 679 exhibits.

Presented by The Joe Martin Foundation for Exceptional Craftsmanship