DK-17 4-Cycle, Air-Cooled Model Airplane Engine
Craftsman: Dietmar Kolb
Knapp Collection #: 267
Catalog #: 2011.27.37
Contributor: Paul Knapp
The DK -17 4-cycle air-cooled model airplane engine was designed to burn methanol on glow ignition. It has a bore of 13.5mm and a stroke of 11.4mm for a total displacement of 1.63cc.
Dooling .61 (1948, S/N 2280)
Craftsman: The Dooling Brothers
Donor: William R. Metzger
The Dooling brothers not only mass-produced seven different race cars of their own design, but also developed and marketed one of the finest high-performance miniature racing engines: the Dooling .61.
Dooling 29 Spark Ignition Model Airplane Engine
Craftsman: Dooling
Catalog #: 2018.39.4
Donor: David Tooley
This is a Dooling 29 spark ignition model airplane engine donated by David Tooley.
Doufour .04 Diesel Model Airplane Engine
Craftsman: Ralph Cooney
Catalog #: 2011.33.1
Donor: Ralph Cooney
This beautifully made engine is a reproduction of a 1947 Diesel model airplane engine that was originally designed by Domenico Bornancin.
ED 2.46 Diesel Model Airplane Engine
Craftsman: Electronic Development
Catalog #: 2018.39.3
Donor: David Tooley
This ED (Electronic Development) 2.46 Diesel model airplane engine was donated by David Tooley.
Edward’s Style 5-Cylinder Radial Airplane Engine
Craftsman: Charles “Chuck” Harty
Knapp Collection #: 524
Catalog #: 2017.27.16
Contributor: Paul Knapp
This Edward’s style 5-cylinder radial airplane engine closely resembles Forest Edward’s radial engine in size and configuration; however, it does not have a pressure lubrication system.
Edwards 2-Cylinder Supercharged Engine
Craftsman: Forrest Edwards
Knapp Collection #: 97
Catalog #: 2011.32.1
Contributor: Paul Knapp
This Edwards 2-cylinder supercharged opposed model aircraft engine is a one-of-a-kind prototype that runs on unleaded gasoline with spark ignition and has a dry sump lubrication system.
Edwards 5-Cylinder Radial
Craftsman: Forest Edwards
Knapp Collection #: 02
Catalog #: 2008.10.1
Contributor: Paul Knapp
1/4 Scale 5-cylinder radial airplane engine.
Edwards FA90-3, 3-Cylinder Radial Aircraft Engine
Craftsman: Forest Edwards
Knapp Collection #: 192
Catalog #: 2008.16.36
Contributor: Paul Knapp
Forest Edwards’ first homemade model airplane engine. He utilized the cylinder heads and cams from three Saito FA-30 single cylinder model airplane engines to produce this radial.
Fadden 1-Cylinder Model Airplane Engine
Craftsman: Dennis Fadden
Knapp Collection #: 98
Catalog #: 2008.16.15
Contributor: Paul Knapp
The cylinder and head assembly are from a 1/6 scale model of the Pratt & Whitney R-985 Wasp Jr. 9-cylinder engine. This Fadden engine is 5”-long, 4”-wide, and 5”-high.
Fadden Opposed Twin Model Airplane Engine
Craftsman: Dennis Fadden
Knapp Collection #: 165
Catalog #: 2011.27.12
Contributor: Paul Knapp
Bruce Satra’s (Morton) cylinder castings, carburetor, and distributor were used to produce this two-cylinder model airplane engine.
Fitzpatrick .61 ABC Engine
Craftsman: The Fitzpatrick Brothers
Catalog #: 2010.9.4
Contributor: Joshua Vest
This 2-stroke, glow ignition, Schnuerle scavenged, ball bearing engine was designed by the Fitzpatrick Brothers, Charlie and Mike.
Five Vintage Model Airplane Engines
Craftsman: Ohlsson & Rice ; VECO ; Cox
Catalog #: 2016.15.124
Donor: Mark Petersen
Five different vintage model airplane engines stacked on a wooden stand.
Four Atwood Crown Champion Model Engines
Craftsman: Bill Atwood
Knapp Collection #: 442, 443, 444, 445
Catalog #: 2016.8.24
Contributor: Paul Knapp
In 1939, Mr. Atwood designed his line of 10cc racing engines known as the Crown Champions to compete in the popular model racing circuits.
Four K&B 7.5 Prototype Engines
Craftsman: K&B
Catalog #: 2012.23.1
Donor: Joe Bridi
These K&B prototype engines were used on a 4-engine model bomber. Two of them turn clockwise and the other two turn counter-clockwise.
Fox .09 “Rocket” Model Airplane Engine
Craftsman: Duke Fox
Catalog #: 2015.22.5
Donor: Tony Cina
This Fox .09 “Rocket” model airplane engine includes a Topflite 8/6 wooden propeller.
Franklin 6-Cylinder Opposed Model Airplane Engine
Craftsman: Dennis Fadden
Knapp Collection #: 364
Catalog #: 2016.8.4
Contributor: Paul Knapp
Dennis Fadden decided to build a 1/4 scale model of his favorite full-size 150 horsepower Franklin aircraft engine. The cylinders were cast from his homemade patterns.
G-Mark .30 5-Cylinder Radial Engine
Craftsman: G-Mark
Catalog #: 2010.19.3
Donor: Jerry Nelson
Built by G-Mark and donated by Jerry Nelson. The G-Mark .30 5-cylinder radial engine was made in Japan.
G63-V12 12-Cylinder Soda Gas (CO2) Engine
Craftsman: Stefan Gasparin
Knapp Collection #: 314
Catalog #: 2012.33.2
Contributor: Paul Knapp
The Gasparin G63-V12 12-cylinder soda gas (CO2) engine has a tank under the engine that receives a charge of CO2. The CO2 is liquid at ambient temperature at a vapor pressure of about 850 PSI.
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