Air Power America 2005LV LiquiVac Oil Changing System for Small Engine Easy to use; 20 pump strokes creates a powerful vacuum - no electricity needed Fast - just a few seconds to drain oil from a small engine, takes a few minutes for large engines 3.5 quarts capacity to handle 4-cycle engine oil, changes lawn mowers, garden tractors, generators, snow throwers and more Portable compact size, allows for easy oil changes in tight spaces No mess from spills or inconvenient drain plugs - used oil and other liquids are stored safely for proper disposal