Oil Extractor Pump Designed to - Drains oil through the dipstick on the inboard and I/O engines. Drain Tubes - Inlet tubes: 1/4-Inch x 28-1/4-Inch, 5/16-Inch x 25-Inch. Outlet tube, 1/2-Inch x 11-3/8-Inch. 3 Different Size Drain Tubes Fluid Extractor - This oil extractor pump kit includes 3 different-sized drain tubes to fit all inboard and I/O engines - Jet Skis. These tubes ensure a secure fit and proper fluid extraction. Marine-Grade Oil Pump Extractor - High-quality pump, hoses, and fittings components that are corrosion-resistant and built to withstand exposure to water, salt, and other harsh marine conditions. Handy Tool - This self-priming oil change pump 9-inch Long, offers a convenient alternative to traditional draining methods, making fluid changes easier and less messy. Oil Pump for Oil Change - Its an essential tool for anyone who values convenience, cleanliness, and safety in maintaining their vehicles or equipment