“Maxse T-Seven” 7-Cylinder Radial Model Airplane Engine

“Maxse T-Seven” 7-Cylinder Radial Model Airplane Engine

Craftsman: Maxse Tayler

Knapp Collection #: 126

Catalog #: 2008.10.36

Contributor: Paul Knapp

Maxse Tayler used the piston and cylinder assemblies from the commercially manufactured Saito 120 model airplane engines to build this 7-cylinder radial.

1/4 Scale Anzani 3-Cylinder Radial Aircraft Engine

1/4 Scale Anzani 3-Cylinder Radial Aircraft Engine

Craftsman: Roger Butzen

Knapp Collection #: 69

Catalog #: 2008.16.10

Contributor: Paul Knapp

This 1/4 scale Anzani 3-cylinder radial aircraft engine runs on gasoline with spark ignition and pressurized lubrication system. The engine is 15”-long, 23”-wide, 12”-high, and weighs 14 lbs. 2 oz.

1/4 Scale Caminez 4-Cylinder Radial Aircraft Engine

1/4 Scale Caminez 4-Cylinder Radial Aircraft Engine

Craftsman: Wally Warner

Knapp Collection #: 193

Catalog #: 2008.16.37

Contributor: Paul Knapp

This 1/4 scale Caminez 4-cylinder radial aircraft engine was designed and built by Wally Warner. The engine is 10″-long, 8″-wide, 9″-high, and weighs 7 lbs. 5 oz.

14-Cylinder, Twin-Row Radial Engine

14-Cylinder, Twin-Row Radial Engine

Craftsman: Dennis Fadden

Knapp Collection #: 04

Catalog #: 2008.16.01

Contributor: Paul Knapp

This 1/8 scale 14-cylinder radial engine model operates on regular gasoline with spark ignition and swings a 12-inch diameter propeller.

18-Cylinder, Two-Row Radial Engine

18-Cylinder, Two-Row Radial Engine

Craftsman: Harold Beckett

Knapp Collection #: 41

Catalog #: 2008.16.06

Contributor: Paul Knapp

Harold Beckett handcrafted this 1/4 scale engine from drawings provided by Sam and Lee Hodgeson. The engine operates on regular gasoline with dual spark ignition.

3-Cylinder Radial Model Airplane Engine

3-Cylinder Radial Model Airplane Engine

Craftsman: Unknown

Knapp Collection #: 175

Catalog #: 2008.16.28

Contributor: Paul Knapp

This radial engine features a single rocker box that houses both the intake and exhaust rockers, and uses only one large tube to enclose both pushrods.

3-Cylinder Radial Model Airplane Engine

3-Cylinder Radial Model Airplane Engine

Craftsman: 3W Engines

Knapp Collection #: 12

Catalog #: 2011.27.2

Contributor: Paul Knapp 

This spark-ignition 2-cycle engine is composed of three single-cylinder engines geared together within one common crankcase.

5-Cylinder Diesel Radial Engine

5-Cylinder Diesel Radial Engine

Craftsman: Ronald Valentine

Knapp Collection #: 253

Catalog #: 2011.27.8

Contributor: Paul Knapp

This is perhaps the smallest Diesel radial engine in the world with a bore of only 5mm and a stroke of 5mm; total displacement of .49ccm.

5-Cylinder Radial Aircraft Engine

5-Cylinder Radial Aircraft Engine

Craftsman: Roger Paul

Knapp Collection #: 254

Catalog #: 2011.27.32

Contributor: Paul Knapp 

Mr. Paul used a few Morton M5 parts to construct three of these 5-cylinder radial engines between 1978-1981.

5-Cylinder Radial Airplane Engine

5-Cylinder Radial Airplane Engine

Craftsman: Miniature Aircraft Corporation of New York

Knapp Collection #: 291

Catalog #: 2011.32.11

Contributor: Paul Knapp 

In 1931, the Miniature Aircraft Corporation of New York advertised a compressed air four-cylinder radial engine made from aluminum alloy with brass heads.

5-Cylinder Radial Model Aircraft Engine

5-Cylinder Radial Model Aircraft Engine

Craftsman: Henry Parohl

Knapp Collection #: 107 

Catalog #: 2009.9.18 

Contributor: Paul Knapp 

This 5-cylinder radial model aircraft engine was designed and built by Henry Parohl circa 1960. The engine is 11”-long, 10”-wide, and 9”-high.

5-Cylinder Radial Model Airplane Engine

5-Cylinder Radial Model Airplane Engine

Craftsman: Barry Robinson

Knapp Collection #: 143

Catalog #: 2008.10.41

Contributor: Paul Knapp

This is an all-aluminum bar stock engine with a bore of 19 mm, stroke of 19.2 mm and a total displacement of 27.21 cc.

5-Cylinder Radial Model Airplane Engine

5-Cylinder Radial Model Airplane Engine

Craftsman: Alphonse C. Vassallo

Knapp Collection #: 235

Catalog #: 2009.9.40

Contributor: Paul Knapp 

It took about a year to design and build this 5-cylinder radial engine, including the carburetor, which incorporates a built-in choke mechanism. It is completely machined from aluminum and steel bar stock.

5-Cylinder, 4-Cycle Radial Engine

5-Cylinder, 4-Cycle Radial Engine

Craftsman: Ronald Valentine

Knapp Collection #: 246

Catalog #: 2011.32.4

Contributor: Paul Knapp 

This 5-cylinder, 4-cycle radial engine runs on methanol with glow ignition using custom made glow plugs. It measures 3.25-inches in diameter.

Anzani 3-Cylinder Fan Engine

Anzani 3-Cylinder Fan Engine

Craftsman: Alfred Eichinger

Knapp Collection #: 100

Catalog #: 2008.16.16

Contributor: Paul Knapp

This 1/4 scale Anzani fan engine is 8”-long, 12”-wide, 9”-high, and weighs 3 lbs. 13 oz. The automatic inlet valves are situated inside the head where the intake pipe connects.

Berger 2-Cycle Radial Engine

Berger 2-Cycle Radial Engine

Craftsman: Lee Berger

Knapp Collection #: 424

Catalog #: 2016.8.17

Contributor: Paul Knapp

This Berger 2-cycle radial aircraft engine is model 7455-11. It measures 11″ in diameter, 10″-long, sports K&B .61 cylinders and heads, and is designed to burn methanol on glow ignition.

Showing 20 of 71 exhibits.

Presented by The Joe Martin Foundation for Exceptional Craftsmanship