Sea-Dog Motor Flush Ear Muff [521500-1] Cartography | Garmin BlueChart Ambient Air Temperature Probe (-20°C

Ambient Air Temperature Probe (-20°C to 80°C or -4°F to 176°F)

SHURFLO has developed a unique nylon fan that includes six blades to ensure high performance and efficient ventilation for bilges

Traditional designs have only 8 faces with an angled resistance to line movement

The usage of high-frequency switching technology eliminates any annoying humming and buzzing sounds

Sea-Dog Motor Flush Ear Muff [521500-1] Cartography | Garmin BlueChart Ambient Air Temperature Probe (-20°CMotor Flush Ear Muff Outboard motor flushers quickly flush away salt, sand, minerals and contaminates from your lower unit cooling system extending the engines service life. Easy to use molded PVC cups deliver fresh water to flush the cooling system through side intakes on the lower unit. Simple garden hose connection, no tools required. Great for winterizing, tune ups and other maintenance that requires running an outboard engine out of the water.