GROCO 2-1/2" Engine Flush Kit Adaptor [SSC-2500] Boat Outfitting | Cleaning It holds up to 10

It holds up to 10 quarts of water and like the original

your range of motion is more limited

In other words

The zinc coated u-bolt accommodates rails in diameter from 0

GROCO 2-1/2" Engine Flush Kit Adaptor [SSC-2500] Boat Outfitting | Cleaning It holds up to 102 1 2" Engine Flush Kit & Adaptor The Concept A simple quarter turn quick release plug can add safety and flexibility to any water system. Add SSC to the top of any seacock to allow instant emergency bilge pumping, or to simplify winterization and cooling system flushing. In an Emergency While the connected engine is running, close the seacock and remove the quick release plug. Excess bilge water will be pumped overboard by the engine's raw water