Build your own Redline Bricks LEGO® Inline 2 Cylinder Vacuum Engine. The engine features two working pistons, valves, connecting rods and a crankshaft, all driven by a vacuum cleaner. Once built and correctly timed, connect your vacuum and watch the engine come to life.
Learn how the different parts of an engine work together while building a unique mechanical LEGO® model that you can actually run and demonstrate. Perfect for LEGO® builders, engine enthusiasts and anyone interested in mechanics and engineering.
