Lower Unit Gear Lube  and Quart Oil Pump -
Sierra 18-9781

Fits quart bottles of lower unit lube
Fitting screws in & allows oil to be pumped in eliminating the mess with the squeeze tubes.
Fits all lube and oil brand units, except those with Metric threads.

Adapter required for use with the following engines - Nissan, Yamaha, Honda, Tahatsu and Suzuki