Ronald Walters | Speed-Adjustable Ringbom-Stirling Engine #Shorts @RonaldWalters2010 | Uploaded February 2024 | Updated October 2024, 22 hours ago.
Well made engine model with a vertical flywheel and speed control.
Excellent running Ringbom-Stirling engine with long runtime.

Coupon Code 10% off for all engines: Ron'sStuff
Mini Adjustable-Speed Stirling Engine: bit.ly/3JvtMJp