12mm X 1.75 metric Chevy 1996 and Newer
Easy Oil Drain Kit
It's quick and easy to drain engine oil without a pump. Simply push the Hose through the transom drain plug hole or place anywhere below oil pan. Assembly includes oil resistant Hose with non-corrosive brass fittings. Available in sizes to fit most I/O marine engines.
The hose is 42" long.