Install the new gasket or O-ring on the pump cover
Brand Part Number JMP 8326-01K Jabsco 17938-0001 Volvo Penta 3830459
Gaskets and bolts are typically sold separately to ensure you get the correct hardware for your specific manifold and elbow combination
we recommend replacing the water pump kit every 1-2 years or every 100-200 hours of use
Reinstall the exhaust manifold
Water Pump Impeller – Fits Johnson/Evinrude OMC 40 HP (Replaces 390286, 0390286, 777835, 0777835) 100HP Install the new gasket orProduct Details This is a direct replacement Water Pump Impeller for Johnson Evinrude OMC 40 HP 2 stroke outboard engines. It is designed to fit models manufactured between 19741976, 19811987, and specifically a range of models from 19831986, ensuring reliable cooling performance. This part serves as a direct interchange for OEM numbers 390286, 0390286, 777835, and 0777835, and aftermarket references including Sierra 18 3366, CEF 500353, Mallory 9