Custom Twin K&B Model Boat Engine
Craftsman: Daniel "Buzz" Brunkow
Catalog #: 2013.49.13
Contributor: Daniel "Buzz" Brunkow
This two-cylinder boat engine was custom built by Buzz by combining two K&B .40’s driving a single propeller shaft.
Custom-Built OS-MAX Twin Engine
Craftsman: Richard Hoff
Catalog #: 2019.34.2
Donor: Richard Hoff
Richard Hoff made this 2-cylinder engine by combining two single-cylinder engines to create a horizontally opposed twin-cylinder.
Custom-Built Pulse Jet Engine
Craftsman: Reggy Luycx
Knapp Collection #: 562
Catalog #: 2019.33.1
Contributor: Paul Knapp
This custom-built pulse jet engine was made by Reggy Luycx, BE, in 2005.
Custom-Built Webra 10 Twin Engine
Craftsman: Richard Hoff
Catalog #: 2019.34.1
Donor: Richard Hoff
Richard Hoff has built a pair of custom 2-cylinder engines. He made these by combining two single-cylinder engines to create a horizontally opposed twin-cylinder.
Cylindrical Cam Stirling Engine
Craftsman: Alphonse C. Vassallo
Knapp Collection #: 232
Catalog #: 2009.9.37
Contributor: Paul Knapp
This cylindrical cam Stirling engine is a type of reciprocating engine that replaces the common crankshaft with a circular plate. The pistons press against the plate in sequence, forcing it to rotate around its center.
Cylindrical Rotary Engine
Craftsman: Alphonse C. Vassallo
Knapp Collection #: 234
Catalog #: 2009.9.39
Contributor: Paul Knapp
This cylindrical rotary engine is 7″-long, 5″-wide, 3.5″-high, and weighs 5 lbs. Internally, the engine resembles a positive-flow (vane type) rotary pump.
de Havilland Gipsy I 4-Cylinder Inline Engine
Craftsman: Pat Loop
Knapp Collection #: 43
Catalog #: 2008.10.11
Contributor: Paul Knapp
Pat Loop handcrafted this 1/4 scale Gipsy engine right down to the spark plugs. It runs on gasoline with spark ignition.
Deezil .049 Engine
Craftsman: Deezil
Catalog #: 2012.19.9
Donor: Joe Bridi
This small .049 Diesel engine is bolted onto a cast metal base. The engine was made in Eastern Europe.
Dennymite Engine Collection Display
Craftsman: Walter Righter; Display by James and Sally Duncan
Knapp Collection #: 660
Catalog #: 2021.9.2
Contributor: Paul Knapp
A collection of Dennymite engines on a display board.
DEW .51 Glow Plug Engine
Craftsman: DEW Corporation
Donor: Joe Martin
This glow plug engine was built by the DEW Corporation in the early 1960s. DEW stands for the initials of the owner, Dale E. Wood.
DH .40 Model Airplane Engine
Craftsman: Metalurgica Miguel Devoto e Hijos S.A.I.C.
Catalog #: 2016.43.1
Donor: Daniel Gomez
This glow plug engine was manufactured by Metalurgica Miguel Devoto e Hijos S.A.I.C. in Buenos Aires, Argentina. It is new in the original wooden box.
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.
Double Compound Elbow Engine
Craftsman: Joe "Speedy" Sciarratta
Catalog #: 2013.44.1
Donor: Joe "Speedy" Sciarratta
This double compound elbow engine has only five moving parts. Three pairs of pistons (each pair 90° between the two) move in holes in a round valve cylinder to drive the flywheel.
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.
Duesenberg Tether Car and Engine
Craftsman: Wayne Short
Knapp Collection #: 425
Catalog #: 2016.8.18
Contributor: Paul Knapp
This Duesenberg tether car and engine is about 10″-wide, 8″-high, and 21″-long. It sports a faithful reproduction of the Duesenberg .60 cubic inch engine.
Dyna-Jet Pulse Jet Engine
Craftsman: Dyna-Jet
Catalog #: 2018.25.1
Donor: Cliff Manzke
This Dyna-Jet pulse jet engine was donated by Cliff Manzke.
Dyna-Jet Pulse Jet Speed Plane
Craftsman: Unknown
Knapp Collection #: 491
Catalog #: 2016.44.5
Contributor: Paul Knapp
This Pulse Jet Speed Plane measures 24.5″-long, 19″-wide, 4.5″-high, and weighs 1 pound, 10-1/2 ounces dry. The fuselage is made from sheet brass that was formed and soldered together.
Showing 20 of 679 exhibits.