If Lego isn’t challenging enough, how about building a miniature engine? Stirlingkit sells engine models that look, function, and sound like the real thing. Take this mini inline-six inspired by the Toyota 2JZ, for example.
Recently reviewed by YouTuber JohnnyQ90, this is no ordinary model kit. This “.02JZ” runs on gasoline (95-98 octane, specifically), requires a miniature starter motor to turn over, has its own oil pump, and stays cool with its own tiny radiator—just like a full-size engine. Its soundtrack is like that of a real inline-six, but scaled down to this engine’s 28cc displacement and higher redline.
JohnnyQ90 via YouTube
The 6.6-pound engine can rev to 10,000 rpm, according to the spec sheet, which is much higher than any full-size Toyota JZ-series inline-six can rev in stock form. It also makes 1.6 horsepower, but with little apparent help from the turbo. The reviewer opted to remove it after some testing, as well as use an external water pump after the one that came with the engine failed to circulate coolant. Even tiny engines have problems that need to be sussed out.
A desktop engine build comes with lower chances of back injury, but you also need to have a place to run such a tiny motor. Your office mates probably won’t enjo …
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Author: Stephen Edelstein
