Spray moving external parts with a hydrophobic solution - such as STA-BIL Rust Stopper. Look for water infiltration or leaks around hoses. First, make sure the motor is turned off and then remove the outer covering. After every outing, check all of the moving parts.Outboard Motor Parts - What Are Some Things You Should Always Check? The more you use the motor, the more maintenance it will need. If you use your boat year-round, plan on a tune-up at least twice per year and preferably once every two to three months if you use your motor more often. The engine needs a tune-up at the beginning of boating season. It should also be cleaned and tested if it has been stored for more than two months. You should clean an outboard boat motor after every use. These are motors plus a gearbox and either a propeller (prop) or a jet drive. In short, an outboard motor is a self-contained propulsion system. In this boat motor repair guide, we will go through how to maintain your outboard boat motor.

For this reason, outboard motor maintenance is a key part of owning a boat. Outboard engines make the difference between an enjoyable day on the water and a long stretch of rowing your boat back to dock.

Mercury motor maintenance