This ensures balanced fuel delivery and engine performance
Is any lubricant needed during installation
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 This ensures balanced fuel deliveryProduct 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,