engine design

Good morning everyone, Does anyone have drawings for the construction of a McOnie oscillating motor? Regards and thank you very much in advance.

Hello everyone, I hope all of you have had the most beautiful holidays. My name is Aal Rin Ákos (it is a really confusing Hungarian Dutch name) and I am a 17-year-old studying at a gymnasium in Budapest. The reason why I joined here is that I am a steam enthusiast but I need some help, which...

Designing an engine generally is extremely difficult at times. Making it roadworthy can be even worse depending on the country.

Here are photos of our vertical model. As you can see this underdeveloped prototype. We are very serious about improving this model and the quality of workmanship. Later we want to introduce this model for sale. Luckily, these are just old photos of the old prototype. We need to refine this...

Where should I buy a model engine CDI ignition? So, I'm making an engine, I want to know where to buy a CDI ignition system, with the hall sensor, and battery pack. Looking for a very small one. I'm based in Ireland which is an EU member state, so anywhere trading out of the EU would be ideal...

The length of the conrod has an impact on the smoothness of an engine, if we look at this equation that describes the position of the piston: Plotting the velocity and the acceleration of the piston we get The solid line is for an engine with a stroke of 30mm and a conrod 50mm between...