How To Winterize An Inboard Boat Engine

Prep gather the key tools and materials.

How to winterize an inboard boat engine. Do it yourself and save the 150 winterizing fee step 1. If youve been paying the marina 150 or more to winterize your boat. Remove the raw water pump impeller from the pump housing. The preferred technique for inboard engines circulating antifreeze throughout the cooling system is better for an engine.

Step one of winterizing is to fill the tank with gas and add the fuel stabilizer of your. Change the oil and clean the carb. Then shove the suction hose down the dipstick tube and. Before you do anything you need to get the tarp or covering off your boat.

Winterizing a traditional inboard ski boat a printed more detailed instruction guide can be found in the link below. Putting in the. Winterizing any sort of inboard engine involves removing the raw water intake hose from its closed supply seacock placing it in a five gallon bucket full of antifreeze and then running the engine until antifreeze is flowing copiously from the exhaust outlet. Drain the water from the hoses.

Draining the system and leaving it dry or filling it with winterizing antifreeze propylene glycol. Remove both hoses from the sea water pump on the front of the engine. The next job is winterizing the engine block with antifreeze to prevent any residual water from. There are two methods of winterizing a raw water cooled engine or the raw water side of a freshwater cooled engine.

Hopefully before you put your boat away for winter. Winterizing your gas inboard or sterndrive clean fuel and clean filters. Whether you attended the boat show or not you are likely excited to get your boat ready for boating adventures with the. Take the tarp off.

Lubricate the impeller with vaseline and store it in an air tight bag.