WebOct 19, 2010 · Re: Raw water cooled mercruiser moored in salt water It's my understanding that converting to closed cooling is most effective when it's done with a new (or almost new) engine. Your block will rust with any raw cooling but there's lots of thickness. The exhaust manifolds & risers are far more susceptable to failure from … WebAnswer: MerCruiser requires the use of propylene glycol antifreeze (with a rust inhibitor for marine engines) in the seawater section of the cooling system. Damage caused by …
How to change coolant in a Mercruiser 496 Mag - iboats.com
WebMar 15, 2009 · the newer Merc. motors that have the closed cooling systems use the orange engine coolant. Unless you completely drain and FLUSH the system, keep using that type. The two types of engine coolant DO NOT MIX which leads to insufficiant cooling of your engine. Keep an eye on your engine temp. WebThe cooling system of your Mercruiser engine keeps it from overheating and ensures that it’s operating at its best. It’s important to keep the entire cooling system updated and maintained since its health is at the forefront of your engine’s overall performance. If you need parts for your Mercruiser cooling system, Wholesale Marine has ... grove cattery opening hours
Closed Cooling System(Easy Drain) for Mercruiser (5.0l Mpi 350 …
WebJul 25, 2011 · Well, for the closed loop you need to make sure the coolant will protect your block just like you would an automotive cooling system. My boat is a straight inboard - Mercruiser 350 MAG MPI - with manifolds and exhaust elbows raw water cooled. It has a fitting where I shut the seacock and plug in a section of hose. WebPopular Mercruiser Closed Cooling System features and Terminology The Mercruiser engine and sterndrive lineup spans about 40 full years of production. During this time Mercrusier has offered several of the … WebClosed Cooling System Alpha FOR MERCRUISER 5.0, 350, 377 MAG MPI from www.jamestowndistributors.com. Web web web mercruiser 5.0 parts diagram. Web … film love is a piece of cake