Steve from Australia built himself a Honda VTEC-powered classic Mini a few years back and was proud of the job he’d done. However, it was a bit of a torque-steering monster and wasn’t great to drive.

On the heels of a small stirling engine we featured, an astute Hackaday reader sent in a few awesome builds from HMEM, the home model engine machinist forum. First up is a fantastic looking stirling ...

behind me I have set up the absolute goat of mini V12 engines this thing is a beast 50 CC's runs on gasoline overhead cams electronic ignition system with independent coil packs belt driven water pump ...