Nico71 - Lego Switchless Pneumatic engine mk2. With stacked 4 valves instead of side by side, one cylinder and two speeds gearbox. Expected to me mounted soon in a two wheels creation
This Working V6 LEGO Pneumatic Engine is Incredible - Speed Society
Lego pneumatics - Wikipedia
Lego Pneumatic V Engine (UPDATE) : r/legotechnic
Lego Technic MK3 V8 Pneumatic Engine - 10x More Power! 1500 RPM! LPE MOC + 6 SPEED Gearbox Test - YouTube
Exploring Piston Engine Design With LEGO | Hackaday
LEGO Lanz Eilbulldog | Technic model with pneumatic engine L… | Flickr
LEGO MOC Lego Pneumatic Engine 3 In-line by Nico71 | Rebrickable - Build with LEGO
Exploring Piston Engine Design With LEGO | Hackaday