Effective engine flush with fresh water to remove sand and silt - Helps protect the cooling system by flushing out debris after use in sandy, muddy, or corrosive environments Durable and quick connection - Black coated spring steel frame provides a strong, reliable connection to the water intake area - Built for quick setup and secure attachment Broad compatibility - Suits most outboards and stern-drives that have side water intakes on the lower unit - No special adapters required for common installations Simple and fast to install - Easy to slide the cups over the top of the water intake slots - Connects directly to a standard garden hose via the quick-connect fitting - Minimal effort for a thorough flush How to use - Slip the cups over the water intake slots on the lower unit - Attach a garden hose to the quick-connect fitting - Run water to flush the engine and remove debris from the cooling passages Use scenarios - After a day on saltwater or in salty estuaries to rinse salt and mineral deposits - Following boating in sandy or silty rivers and lakes to remove entrained sand and grit - During routine maintenance or pre-storage to clean residual water and debris from the lower unit Material and performance notes - Frame constructed from black coated spring steel for durability and secure fit - Designed for straightforward installation and reliable performance across compatible engines and models