Sierra 18-2374 Magnetic Drain Screw for Yamaha Outboards

The Sierra 18-2374 is a magnetic drain screw designed specifically for Yamaha outboard engines ranging from 25 to 300 horsepower. This essential maintenance component features an integrated magnet that attracts and captures metal particles and debris from engine oil, preventing them from circulating through the engine and causing potential damage to internal components.

Key Features:

• Built-in magnet captures metal shavings and debris during oil changes
• Direct replacement for Yamaha OEM part numbers 688-45341-00-00 and 688-45341-10-00
• Fits most Yamaha outboard engines from 25 HP to 300 HP
• Quality construction meets or exceeds OEM specifications
• Helps extend engine life by removing harmful contaminants

Sierra products are engineered to meet the demands of today's high-horsepower marine engines and withstand harsh saltwater environments. This magnetic drain screw allows you to monitor engine wear by inspecting captured metal particles during routine oil changes, providing early warning of potential internal engine issues.