TRAC 7-Liter Marine Fluid/Oil Change PumpThe TRAC 7-Liter Fluid/Marine Oil Change Pump is intended to be used for oil changes and the removal of coolant, fuel, and transmission fluids. As with any self-priming pumps, this marine oil change pump creates a powerful vacuum to facilitate the removal of almost any non-corrosive liquid. It's great for pumping out bilge water and other trapped boat fluids. This Marine Oil Change Pump provides a clean and efficient way to drain engines that have hard-to-reach drain plugs. This product is an ideal choice for any situation, particularly where draining oil is very difficult.Features: Self-Priming; Clamp Holds Tubes For Tidy Storage; Tank-Style Pumps with Two Different Sized Extraction Tubes; Ideal For Nearly All Forms of Fluid Extraction; Includes Cap, Adapters and Hoses; For All Types of Motors, Watercraft and Vehicles; Hose Sizes: Black Extraction Tube:; Outer Diameter - 0.34 (11/32)"; Length - 8'; Clean Drain Tube:; Inner Diameter - 0.50 (1/2)"; Length - 8'; Specifications: Volume: 7 Liters (7.5 Quarts); Replaces old TRAC part # T10064**Not for use with corrosive fluids, such as acids.How to Use TRAC 7 Liter Marine Fluid/Oil Extractor Run engine for 10 minutes to warm cold engine oil making it easier to pump. ; Note: The oil should not be hot. Do not attempt to extract hot oil.; Turn off engine then remove the engine dipstick.; Insert black tube into dipstick tube until it stops going in. ; Attach rubber tube coupler to pump inlet and push black tube end into the coupler about an inch.; Actuate pump handle for about 20 seconds. This will create a vacuum on the tank and begin to draw the oil.; Every few minutes you may need to actuate the pump for another 20 seconds to keep the vacuum strong.; When the oil is completely pumped out, the vacuum will be released when air enters the black tube.; If the tank is full, remove extraction tube from the rubber tube coupler to stop the flow. ; Remove pump and tube from the dipstick tube.; Wipe off and coil both tubes and place in tube clamp.; Replace dipstick, oil filter, and oil as recommended by engine manufacturer.; Dispose of oil at an oil recycling center.;