How Do You Set The Timing On A 1989 Mercury 175 Hp Outboard Motor?
A motor boat’s timing affects its acceleration and speed, thus exerting a great influence not only on your enjoyment of the sport, but on the longevity and function of your boat as well. Adjusting an outboard motor like the 1989 Mercury 175 Hp is vital to ensuring the unit’s long-term function, so it is important to follow the proper steps when adjusting the timing. If you’re recently replaced the timing belt or your boat is having problems with acceleration and maximum speed, you may need to check and adjust the timing on your motor. Remove the power-head cowling and the spark plugs to locate the flywheel. If you’re not sure what you’re looking for, read your owner’s manual to familiarize yourself with the various parts of your motor. Install a dial indicator into the top spark-plug hole (marked Number 1). You must use a dial indicator to get the proper alignment. Timing cannot be adjusted without a dial indicator. Adjust the belt timing. Rotate the flywheel clockwise until the Number