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  1. DIY Simple analog engine dynamometer -- How to do it?

    Sep 18, 2020 · Explore alternative dynamometer testing methods, such as coastdown tests in vehicles. This discussion is beneficial for DIY enthusiasts, mechanical engineers, and hobbyists interested in …

  2. Small Engine Dyno: Designing & Attaching Torque Arm

    Feb 1, 2014 · The discussion focuses on designing a small engine dynamometer capable of measuring torque and power for a single-cylinder, 4-stroke internal combustion engine with a maximum output …

  3. How can I design a homemade dynamometer for small engines?

    Apr 17, 2006 · This discussion focuses on designing a homemade dynamometer for small engines under 5 HP. Key suggestions include using a 1:1 pulley ratio between an electric motor and the …

  4. Build Your Own Homemade Dyno for Small Engines - Physics Forums

    Nov 25, 2009 · Hi guys. I'm interested in building a dyno to test modifications to small engines (lawnmower engines). I've found this old topic...

  5. How Can I Build a DIY Dynamometer for a Single ... - Physics Forums

    May 20, 2005 · This discussion focuses on building a DIY dynamometer for testing modifications on a 1986 Suzuki RG500, a four-cylinder two-stroke engine. Key concepts include "time-area" values for …

  6. Single cylinder engine dynamometer - Physics Forums

    Apr 24, 2015 · A Honda GX-35 engine is being used to create a dynamometer for measuring torque and horsepower, with discussions on whether to use an electric motor or an alternator.

  7. Calculating Horsepower & Torque: A Small Dynamometer Guide

    Oct 23, 2011 · Hi everybody, just wondering if you could help me with calculating horsepower & Torque. If I have a known "constant load" in ft/lbs & the engine accelerates it from a starting rpm to a peak …

  8. Optimal roller distance for dynamometer - Physics Forums

    Oct 3, 2024 · Investigate the design and function of single-roller versus twin-roller dynamometers Engineers, mechanical designers, and researchers involved in vehicle testing, particularly those …

  9. Understanding DynamometersMeasurements • Physics Forums

    Apr 2, 2010 · This discussion focuses on the technical aspects of dynamometers (dynos) and their measurement capabilities, specifically regarding torque and rotational speed. Key methods for …

  10. Schematic for small engine ignition coil • Physics Forums

    Jun 13, 2024 · TL;DR For interest, and to help in testing, I’d like to find a schematic for small engine ignition coils - the type with two magnets on the flywheel passing by the core.