Water Pump Impeller – Fits Johnson/Evinrude 40HP (Replaces 390286, 0390286, 777835, 0777835) Boat Trailer professional installation is recommended to

professional installation is recommended to prevent water intrusion and subsequent damage

and D12 models

this kit is a confirmed fit

bending the blades in the correct rotational direction if necessary

Thoroughly clean the mounting surfaces on the intake manifold

Water Pump Impeller – Fits Johnson/Evinrude 40HP (Replaces 390286, 0390286, 777835, 0777835) Boat Trailer professional installation is recommended toProduct Details This aftermarket Water Pump Impeller is designed for reliable performance in Evinrude Johnson Outboard 40HP 2 Stroke engines manufactured between 1983 and 1986. It serves as a direct fit replacement, ensuring your engine's cooling system functions efficiently for optimal engine health and longevity. It is a direct replacement for Johnson Evinrude part numbers 390286, 0390286, 777835, and 0777835, and interchanges with Sierra 18 3366,