#enginehacks — Public Fediverse posts

Small Engine Gets DIY EFI Upgrade

https://fed.brid.gy/r/https://hackaday.com/2026/05/18/small-engine-gets-diy-efi-upgrade/

Small Engine Gets DIY EFI Upgrade

https://fed.brid.gy/r/https://hackaday.com/2026/05/18/small-engine-gets-diy-efi-upgrade/

Machining a Two-Stroke Engine out of Aluminium

https://fed.brid.gy/r/https://hackaday.com/2026/05/09/machining-a-two-stroke-engine-out-of-aluminium/

Machining a Two-Stroke Engine out of Aluminium

https://fed.brid.gy/r/https://hackaday.com/2026/05/09/machining-a-two-stroke-engine-out-of-aluminium/

You Wouldn’t Download a Combustion Engine

https://fed.brid.gy/r/https://hackaday.com/2026/04/25/you-wouldnt-download-a-combustion-engine/

You Wouldn’t Download a Combustion Engine

https://fed.brid.gy/r/https://hackaday.com/2026/04/25/you-wouldnt-download-a-combustion-engine/

Building a Rim-Driven Jet Engine

https://fed.brid.gy/r/https://hackaday.com/2026/04/19/building-a-rim-driven-jet-engine/

Building a Rim-Driven Jet Engine

https://fed.brid.gy/r/https://hackaday.com/2026/04/19/building-a-rim-driven-jet-engine/

Differential Drive Doesn’t Quite Work As Expected - Placing two motors together in a shared drive is a simple enough task. By using so... - https://hackaday.com/2021/06/06/differential-drive-doesnt-quite-work-as-expected/ #3dprinterhacks #differential #enginehacks #cycloidal #highspeed #planetary #prototype #twomotors #gearbox #testing #bldc #gear

DIY Prony Dyno Properly Displays Power Production - When hackers in the US think of a retailer called Harbor Freight, we usually think... - https://hackaday.com/2022/03/25/diy-prony-dyno-properly-displays-power-production/ #harborfreight #enginehacks #dynamometer #horsepower #pronydyno #engine #torque #212cc #dyno

Run A Lawnmower on Diesel With Hot Bulb Hack - If you’re into automotive hacks and don’t watch [Robot Cantina], you are missing o... - https://hackaday.com/2025/06/09/run-a-lawnmower-on-diesel-with-hot-bulb-hack/ #internalcombustionengine #hotbulbengine #enginehacks #two-stroke

A Two-Stroke Engine Made From Scratch Using Basic Hardware Store Parts https://hackaday.com/2024/08/05/a-two-stroke-engine-made-from-scratch-using-basic-hardware-store-parts/ #internalcombustionengine #EngineHacks #machining

A Two-Stroke Engine Made From Scratch Using Basic Hardware Store Parts - A working DIY two-stroke in all of its glory, with the flywheel removed. (Credit: ... - https://hackaday.com/2024/08/05/a-two-stroke-engine-made-from-scratch-using-basic-hardware-store-parts/ #internalcombustionengine #enginehacks #machining

Mazda Investing Big In Advanced Gasoline Tech With Skyactiv-X - Electric cars, as a concept, were once not dissimilar from the flying car. Promised to be a big thin... - https://hackaday.com/2020/10/20/mazda-investing-big-in-advanced-gasoline-tech-with-skyactiv-x/ #internalcombustionengine #gasolineengine #enginehacks #skyactiv-x #carhacks #featured #interest #skyactiv #mazda

Building a Stirling Engine Bike https://hackaday.com/2025/07/17/building-a-stirling-engine-bike/ #TransportationHacks #3dPrinterhacks #stirlingengine #EngineHacks #cnchacks #hardware #bicycle

Building a Stirling Engine Bike - Over on his YouTube channel [Tom Stanton] shows us how to build a Stirling Engine ... - https://hackaday.com/2025/07/17/building-a-stirling-engine-bike/ #transportationhacks #3dprinterhacks #stirlingengine #enginehacks #cnchacks #hardware #bicycle

Transparent Cylinder Shows You What You Otto Know About 4 Cycle Engines - When we think of a typical four stroke internal combustion engine, we think of met... - https://hackaday.com/2022/07/20/transparent-cylinder-shows-you-what-you-otto-know-about-4-cycle-engines/ #internalcombustion #resinprinting #enginehacks #3dprinting #ottocycle #4-stroke

Fridge Compressor Turned into Capable Little Four-Stroke Engine - Never underestimate the power of a well-stocked junk bin. Along with a TIG welder and mechanical i... - https://hackaday.com/2020/12/02/fridge-compressor-turned-into-capable-little-four-stroke-engine/ #internalcombustion #enginehacks #carburetor #compressor #fourstroke #camshaft #exhaust #engine #intake

Car Alternators Make Great Electric Motors; Here’s How - The humble automotive alternator hides an interesting secret. Known as the part that converts power ... more: https://hackaday.com/2020/01/16/car-alternators-make-great-electric-motors-heres-how/ #transportationhacks #brushlessmotor #enginehacks #alternator #featured #tutorial #acmotor #how-to #motor

NASA’s “Green” Fuel Seeks Safer Spaceflight By Finally Moving Off Toxic Hydrazine - Spaceflight is inherently dangerous. It takes a certain type of person to willingly strap into what’... more: https://hackaday.com/2019/07/01/nasas-green-fuel-seeks-safer-spaceflight-by-finally-moving-off-toxic-hydrazine/ #monopropellant #enginehacks #hypergolic #rocketfuel #hydrazine #featured #thruster #spacex #space #gpim #nasa

Machining a Reciprocating Solenoid Engine - The reciprocating engine has been all the rage for at least three centuries. The f... - https://hackaday.com/2023/11/22/machining-a-reciprocating-solenoid-engine/ #infrareddetector #infraredemitter #solenoidengine #reciprocating #enginetiming #enginehacks #cylinder #engine

Building And Testing A Turbine Driven Hydro Generator https://hackaday.com/2025/12/18/building-and-testing-a-turbine-driven-hydro-generator/ #EngineHacks #hydropower #turbine

Pulling Backward to Go Forward: The Brennan Torpedo Explained https://hackaday.com/2024/12/17/pulling-backward-to-go-forward-the-brennan-torpedo-explained/ #brennantorpedo #WeaponsHacks #EngineHacks #physics #model

Pulling Backward to Go Forward: The Brennan Torpedo Explained - The Brennan torpedo, invented in 1877 by Louis Brennan, was one of the first (if n... - https://hackaday.com/2024/12/17/pulling-backward-to-go-forward-the-brennan-torpedo-explained/ #brennantorpedo #weaponshacks #enginehacks #physics #model

Behold a Geared, Continuously Variable Transmission https://hackaday.com/2024/12/14/behold-a-geared-continuously-variable-transmission/ #TransportationHacks #transmission #EngineHacks #gearratio #gearbox #gears #motor #CVT

Behold a Geared, Continuously Variable Transmission - When it comes to transmissions, a geared continuously-variable transmission (CVT) ... - https://hackaday.com/2024/12/14/behold-a-geared-continuously-variable-transmission/ #transportationhacks #transmission #enginehacks #gearratio #gearbox #gears #motor #cvt

Small Steam Generator Creates Educational Experience https://hackaday.com/2024/10/27/small-steam-generator-creates-educational-experience/ #steamturbine #EngineHacks #TechHacks #generator #Boiler

COBB Tuning Hit With $2.9 Million Fine Over Emissions Defeat Devices https://hackaday.com/2024/09/20/cobb-tuning-hit-with-2-9-million-fine-over-emissions-defeat-devices/ #TransportationHacks #EngineHacks #cleanairact #greenhacks #cartuning #News

COBB Tuning Hit With $2.9 Million Fine Over Emissions Defeat Devices - Recently, the EPA and COBB Tuning have settled after the latter was sued for provi... - https://hackaday.com/2024/09/20/cobb-tuning-hit-with-2-9-million-fine-over-emissions-defeat-devices/ #transportationhacks #enginehacks #cleanairact #greenhacks #cartuning #news

Making EV Motors, And Breaking Up with Rare Earth Elements https://hackaday.com/2024/07/09/making-ev-motors-and-breaking-up-with-rare-earth-elements/ #Electricmotor #EngineHacks #rare-earth #ev

Making EV Motors, And Breaking Up with Rare Earth Elements - Rare earth elements are used to produce magnets with very high strength that also ... - https://hackaday.com/2024/07/09/making-ev-motors-and-breaking-up-with-rare-earth-elements/ #electricmotor #enginehacks #rare-earth #ev

Building A Hydraulic Loader For A Lawn Tractor - Lawn tractors are a great way to mow a large yard or small paddock. They save you ... - https://hackaday.com/2024/03/14/building-a-hydraulic-loader-for-a-lawn-tractor/ #enginehacks #hydraulics #mischacks #lawnmower #loader #mower

3D Printed Axial Compressor is On a Mission to Inflate Balloons - [Let’s Print] has been fascinated with creating a 3D printed axial compressor that... - https://hackaday.com/2024/01/29/3d-printed-axial-compressor-is-on-a-mission-to-inflate-balloons/ #enginehacks #compressor #techhacks #3dprinted #balloon #inflate #axial

Unbricking Trains, Uncovering Shady Behavior - The first clue was that a number of locomotives started malfunctioning with exactl... - https://hackaday.com/2023/12/28/unbricking-trains-uncovering-shady-behavior/ #reverseengineering #enginehacks #locomotive #can-bus #train #cons

3D Printed Engine Gets Carburetor - 3D printed materials have come a long way in the last decade or so as printers hav... - https://hackaday.com/2023/08/30/3d-printed-engine-gets-carburetor/ #enginehacks #valvetiming #carburetor #3dprinted #alcohol #damage #engine #valves #head

Two Pots On Your Moped - The fastest motorcycle in the world is not some elite racer piloted across the sal... - https://hackaday.com/2023/06/12/two-pots-on-your-moped/ #enginehacks #2cylinder #2-stroke #moped

What Makes Wedge Coils Better Than Round For PCB Motors? - PCB motors are useful things. With coils printed right on the board, you don’t nee... - https://hackaday.com/2023/06/02/what-makes-wedge-coils-better-than-round-for-pcb-motors/ #enginehacks #motordesign #pcbmotor #python #motor

Jet Engine Powers Tea Kettle - While there are plenty of places around the world to get a great cup of tea, no on... - https://hackaday.com/2023/02/20/jet-engine-powers-tea-kettle/ #enginehacks #pulsejet #pulsejet #engine #kettle #speed #jet #tea

A Detonation Engine Prototyped Using Resin Printing - Over the years [Integza] has blown up or melted many types of jet engine, includin... - https://hackaday.com/2022/08/29/a-detonation-engine-prototyped-using-resin-printing/ #shchelkinsprial #resinprinting #enginehacks #3dprinted #jetengine #pulsejet #arduino

This Jet Engine Will See You Through - Have you ever wished you could peer inside a complex machine while it was still ru... - https://hackaday.com/2022/07/14/this-jet-engine-will-see-you-through/ #warpedperception #enginehacks #jetengine

3D Printing a Carburetor Is Easier Than You Probably Think - We’ve all been there. You see a cool gadget on the Internet to 3D print and you ca... - https://hackaday.com/2022/05/11/3d-printing-a-carburetor-is-easier-than-you-probably-think/ #enginehacks #carburetor #venturi

There’s a Wrinkle In This 3D Printed Wankel - Rotary engines such as the Wankel have strange shapes that can be difficult to mac... - https://hackaday.com/2022/02/10/theres-a-wrinkle-in-this-3d-printed-wankel/ #3dresinprinter #pistonengine #rotaryengine #enginehacks

This V8 Makes a Shocking Amount of Power - As a work of art, solenoid engines are an impressive display of electromagnetics in action. There ... more: https://hackaday.com/2020/03/20/this-v8-makes-a-shocking-amount-of-power/ #electromagnet #enginehacks #crankshaft #camshaft #electric #solenoid #machine #engine #lathe #coil #v8

Build Your Own Solenoid Engine - A solenoid engine is a curiosity of the electrical world. By all measures, using electricity to ro... more: https://hackaday.com/2019/09/25/build-your-own-solenoid-engine/ #electromagnetic #electromagnet #enginehacks #solenoid #engine #lathe #coil #diy

A Wood Gas Powered Lawn Mower - When mowing the lawn, you generally have a choice of pushing power, electric or gasoline. Thanks t... - https://hackaday.com/2020/08/05/a-wood-gas-powered-lawn-mower/ #woodgasgenerator #alternativefuel #enginehacks #colinfurze #lawnmower #woodgas

Home Made Stirling Engines From Expedient Materials - Many of us have read about Stirling engines, engines which form mechanical heat pu... - https://hackaday.com/2022/04/13/home-made-stirling-engines-from-expedient-materials/ #stirlingengine #stirlingcycle #enginehacks #stirling

Spinning Up a Water Cooled 3D Printed Stirling Engine - The Stirling external combustion engine has fascinated gear heads since its inception, and while the... - https://hackaday.com/2021/03/31/spinning-up-a-water-cooled-3d-printed-stirling-engine/ #3dprintedparts #stirlingengine #classichacks #enginehacks #watercooled #heatengine

3D Printing May be the Key to Practical Scramjets - The first scramjet, an airbreathing jet engine capable of pushing an aircraft beyond Mach 5, was suc... more: https://hackaday.com/2019/09/03/3d-printing-may-be-the-key-to-practical-scramjets/ #additivemanufacturing #cruisemissile #weaponshacks #enginehacks #engineering #hypersonic #waverider #featured #scramjet #darpa #x-51

Coil On Plug Ignition For Tiny Engines - The spark plug was a key invention in the history of the internal combustion engine, allowing comb... - https://hackaday.com/2020/12/21/coil-on-plug-ignition-for-tiny-engines/ #coilonplugignition #enginehacks #sparkplug #qicoil

Fail of the Week: 3D Printed Parts That Burn Like NASA’s Rocket Fuel - [Integza] is on a mission to find as many ways as possible to build rockets and ot... - https://hackaday.com/2022/01/09/fail-of-the-week-3d-printed-parts-that-burn-like-nasas-rocket-fuel/ #3dprintedrocketengine #3dprinterhacks #3dresinprinter #enginehacks