
100cc 2-Cylinder Opposed Aircraft Engine
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Commercially available cylinders, possibly from a motorcycle, were used to produce this aircraft engine in Germany.

14-Cylinder, Twin-Row Radial Engine
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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
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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.

18th Century Navy Mount Canon Kit
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This cannon kit for a 13th century navy mount was distributed by American Edelstaal. The cannon is 7”-long and 5”-wide.

1937 Ford Flathead V8 in 1/4 Scale
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Roger Butzen, of Texas, built this 1937 Ford Flathead V8 engine in 1/4 scale sometime in the 1990s.

1937 Harley-Davidson “Knucklehead” Motorcycle Engine
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This 1/4 scale model 1937 Harley-Davidson “Knucklehead” motorcycle engine is 9”-long, 9”-wide, and 9”-high.

2-Cylinder Flame Licker Engine
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This 2-cylinder flame licker engine is 12″-long, 6.5″-wide, 3.5″-high, and weighs 7 lbs. These engines are variously called vacuum, flame-licker or flame-gulper engines.

2-Cylinder Opposed Model Airplane Engine
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This engine has a bore of 19 mm and a stroke of 19.2 mm for a total displacement of 10.9 cc. The cylinders have chrome plated brass liners, and the pistons have compression rings.

2-Cylinder Opposed Model Airplane Engine
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This two-cylinder, four-cycle engine is completely machined from steel and aluminum bar stock, including Al’s custom-designed carburetor.

2-Cylinder Reversible Stirling Engine
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This 2-cylinder reversible Stirling cycle engine is 21″-long, 8″-wide, 7″-high, and 12 lbs.

2-Cylinder Vertical Steam Engine
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Stuart Models provided the castings for this model D10 vertical steam engine. The engine is 8.5″-long, 5″-wide, 6″-high, and weighs 4.5 lbs.

252 Single-Cylinder Model Airplane Engine
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The Suevia 252 single-cylinder model airplane engine was designed and built in the 1980s. The engine is 6”-long, 3.5”-wide, and 6”-high.

3-Cylinder Radial Model Airplane Engine
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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
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This spark-ignition 2-cycle engine is composed of three single-cylinder engines geared together within one common crankcase.

3/10 Scale John Deere “E” 1.5 HP Stationary Engine
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Among the many engines Bob Haagenson built is this 3/10 scale John Deere E 1.5 HP stationary engine kitted by Dinky Deeres.

4-Cylinder, Water-Cooled Inline Boat Engine
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This 4-cycle water-cooled marine engine burns methanol or gasoline on glow ignition and sports an electric starter.

4-Port Riley Model A Racing Engine
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This 4-port Riley Model A racing engine OHV conversion measures 14″-wide, 13″-tall, 18.5″-long, and weighs 25 pounds.

426 Hemi Powered Cobra
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Roger Butzen built this 426 hemi powered Cobra and modified the miniature car to be operated by radio control.

5-Cylinder Diesel Radial Engine
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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.
Showing 20 of 391 exhibits.