A LEGO vacuum engine (LVE) type of LEGO High Volume Low Pressure Engine that uses a vacuum cleaner as its source of air flow. It is the most common type of LEGO HVLP engine on platforms such as because of the widespread availability of both a vacuum cleaner and the LEGO parts to build it. In the first 20 years of LEGO High Volume Low Pressure Engines, the term LEGO vacuum engine was the term used by the LEGO engine building community to describe HVLP engines. However when engine builders
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