Nash 25 HP Vertical Twin Engine 

Nash 25 HP Vertical Twin Engine 

Craftsman: Ramon Hoagland

Knapp Collection #: 583

Catalog #: 2019.10.6 

Contributor: Paul Knapp 

Ramon Hoagland used Doug Kelley’s plans to build this 1/18 scale model of the NASH 25 HP vertical twin. It is a water-cooled single throw, alternate firing two-cylinder.

Neptune AA1 Outboard Boat Motor

Neptune AA1 Outboard Boat Motor

Craftsman: Muncie Gear Works

Knapp Collection #: 352

Catalog #: 2012.33.19

Contributor: Paul Knapp

The Neptune AA1 outboard boat motor is a 1.7 HP model. It’s a water-cooled, two-cycle gas burner that measures barely 23-inches tall.

Novoexport  .027 cc CO2 Engine

Novoexport  .027 cc CO2 Engine

Craftsman: Novoexport 

Catalog #: 2009.12.1 

Donor: Richard T. Mack 

This Russian made Novoexport engine is still brand new in the original package with all Russian writing.

Novoexport 2.5cc 2-cycle Engine

Novoexport 2.5cc 2-cycle Engine

Craftsman: Novoexport 

Catalog #: 2009.12.2 

Donor: Richard T. Mack 

This Novoexport 2.5KP 2-cycle, 1-cylinder engine was donated by Mr. Mack. A very long aluminum tuned exhaust pipe is also included.

O.S. FS-91 Cutaway Model Airplane Engine

O.S. FS-91 Cutaway Model Airplane Engine

Craftsmen: Shigeo Ogawa, O.S.

Knapp Collection #: 264

Catalog #: 2011.27.35

Contributor: Paul Knapp 

This four-stroke O.S. FS-91 model airplane engine has a partial cutaway of the cylinder block to expose the piston, crankshaft, and camshaft.

Odd Ball Twin Engine 

Odd Ball Twin Engine 

Craftsman: Ron Schindele

Knapp Collection #: 697

Catalog #: 2022.8.8

Contributor: Paul Knapp

This Odd Ball twin engine is a 2-cylinder, 4-stroke air-cooled overhead valve engine with a bore of .687 and stroke of .708. 

Ohlsson & Rice .60 Engine

Ohlsson & Rice .60 Engine

Craftsman: Ohlsson & Rice

Catalog #: 2012.19.10

Donor: Joe Bridi

This Ohlsson & Rice .60 engine has spark ignition with a “Slow/Fast” ignition lever. It has a champion spark plug and was mounted on a wooden base.

OHV Inline Slant 4-Cylinder Engine 

OHV Inline Slant 4-Cylinder Engine 

Craftsman: Dick Pretel

Knapp Collection #: 591

Catalog #: 2019.11.4 

Contributor: Paul Knapp 

This overhead valve inline slant 4-cylinder engine is tilted 30 degrees to resemble the Pontiac Tempest and Chrysler engines used in the early 1960s.

Olds Hit N’ Miss Engine 

Olds Hit N’ Miss Engine 

Craftsman: Russell Anderson 

Catalog #: 2019.21.1 

Contributor: Steve Anderson 

Several engines built by Russell Anderson, including this Olds hit n’ miss, are on display in the Miniature Engineering Craftsmanship Museum.

OLDS Stationary Engine

OLDS Stationary Engine

Craftsman: Ron Schindele

Knapp Collection #: 610

Catalog #: 2019.33.7

Contributor: Paul Knapp

This 1/4 scale OLDS stationary engine measures 7-1/2-inches long, 6-inches wide, 5-3/8-inches high, and weighs 7 pounds on the cart.

Showing 20 of 649 exhibits.

Presented by The Joe Martin Foundation for Exceptional Craftsmanship