
4-stroke Compressed Air Engine
thingiverse
This Is my fully functioning 4 stroke compressed air engine! It works very similar to every other, except it is a 4 stroke. Everything exept the head gasket can be printed in PLA, the head gasket was designed for NinjaFlex. If you don't have ninjaflex, just use 1mm thick gasket material. Parts List: - 1 6mm Ball Bearing - 1 8.1mm x 5.6mm x 1.8mm O-ring - 2 7mm x 22mm x 8mm Ball Bearing - 2 5mm x 16mm x 5mm Ball Bearing - 1 M3 x 10mm Machine Screw - 8 M3 x 20mm Machine Screws - 1 800 and 1200 grit sandpaper - 1 19.8mm x 22mm x 2.4mm O-ring - 1 2L bottle - 1 Tubeless Presta Valve - 12 5mm Nuts - 1 Super Glue (to glue the jug and crankcase) Build and Test Video: https://youtu.be/1UAs45Ae-gA If you want to see more projects like this, please consider subscribing! https://www.youtube.com/axeldayton
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