Internal Combustion Engines

Discussions center on internal combustion engines, including small petrol, diesel, and two-stroke designs, their applications in vehicles or devices, comparisons to alternatives, efficiency, noise, and specific innovations like LiquidPiston.

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Keywords

ETEC US HN PV wikipedia.org E85 LiquidPiston ECU MAF youtube.com engine engines gas combustion jet fuel stroke heat turbo diesel

Sample Comments

fluorinerocket Apr 26, 2025 View on HN

Make it a combustion engine and I'm sold

whatevaa Dec 16, 2023 View on HN

Like internal combustion is any better at this.

baq Jun 1, 2020 View on HN

why have engines at all in that case? :)

micromacrofoot Oct 6, 2025 View on HN

do they apply it to their own engine?

PaulHoule Oct 26, 2022 View on HN

Does this work for terrestrial engines?

TT-392 Sep 3, 2022 View on HN

It is what their engines use, and they weren't gonna use different engines

adnanh Sep 23, 2023 View on HN

Why not use a motorcycle engine?

tempestn Oct 27, 2018 View on HN

Good video description of this type of engine here: https://www.youtube.com/watch?v=K4zFefh5T-8

manicdee Jun 15, 2020 View on HN

Also more engines is smoother than fewer engines!

001sky Oct 5, 2013 View on HN

Interesting how they use a petrol engine.