The 1936 issue of Popular Mechanics Magazine featured a two-part article about a small four-stroke engine constructed from castings. I crafted the patterns out of wood and cast them in aluminum and brass to assemble the engine. It operates quite efficiently on regular gasoline. I also incorporated a PM Research "dynamo" to generate power for a small light.
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Here is a Link to two model four stroke engines running at the same time:
• Dueling mini Engines r...
I use a lot of Sherline products on my engine builds. Here is a link to the Sherline Mill
amzn.to/3mToQBc
Small center punch set - amzn.to/3esuicJ
Here is a set of 1-2-3 blocks - amzn.to/2OLVYOY
link for the book Boat Modeling - amzn.to/3lbTwxc
Here is a link for a 6" height gage - amzn.to/3clvMTr
Dykum layout fluid small jar - amzn.to/3exedCu
Machinist square set - amzn.to/2Ne3y4u
3 inch precision dividers by Starret - amzn.to/3cyjbw4
Granite surface plate link - amzn.to/38FXRUu
Link to my Favorite Casting Books by Gingery: amzn.to/3oXeKAI
Build your own Melting Furnace with this book - amzn.to/3ftFEgL
Casting protective gloves - amzn.to/3yJkHpu
"Must Have" book on Casting - amzn.to/3wG88cJ
Casting Sand 30# - amzn.to/3vweSd6
Small Crucible for melting aluminum - amzn.to/34o0esx
High temp Thermometer - amzn.to/3bX6fAj
Complete Kit with furnace and equipment - amzn.to/2Tkp0at
More pictures on my website here - gwheyduke.com/1936-midget-eng...