Four-stroke engine in slow motion.
<video controls autoplay loop> <source src="https://diqn32j8nouaz.cloudfront.net/4stroke_slow_motion_jl23.mp4" type="video/mp4"> Your browser does not support the video tag. </video>
Previously:
https://www.homemadetools.net/forum/...091#post203301
https://www.homemadetools.net/forum/...022#post187439
https://www.homemadetools.net/forum/...773#post198151
https://www.homemadetools.net/forum/...299#post215039
https://www.homemadetools.net/forum/...041#post226943
