Have a bucket ready to catch excess water
Any water intrusion risks catastrophic damage to the U-joint and gimbal bearing
Cross-referencing your existing part number with the provided matrix (394711
5 cm diameter (estimated from product listing) Fitting Type Drive/Shear Pin Other Technical Attributes Designed as sacrificial failure point to protect gearcase and drivetrain What’s in the Box
Check immediately for leaks and proper water flow
Water Pump Impeller – Fits Johnson/Evinrude 10-35 HP (Replaces 375638, 775518) 35HP Have a bucket ready toProduct Details This Water Pump Impeller Fits Johnson Evinrude 10 35 HP (Replaces 375638, 775518) is a direct replacement component engineered for reliable performance in a wide range of Johnson and Evinrude 2 stroke outboard engines from 10 HP to 35 HP, covering models made between 1949 and 1978. It directly interchanges with Johnson Evinrude parts 375638, 775518, and 777829, as well as Sierra 18 3002, GLM 89650, and Mallory 9 45215. Note: Mercury