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Removing/replaceing power steering heat exchanger on '92 4.3 V6

KenHorse

New member
My boat has been laid up for several years and am getting it back into running shape. All is good so far except I have a water leak that seems to be coming from the PS heat exchanger (only leaks when engine is running). Of course, it's a bear to get to the back of the engine while in the boat.

So I'm thinking my easiest option is to remove the exhaust risers coming off the manifold - except unlike pictorials I've seen in Clymer and other books, my manifold/riser is not one unit but rather a riser, bellows, a right angle manifold and another bellows connected to the exhaust Y on the transom mount.

I cannot seem to remove the bellows (I imagine they were put on with some sort of sealant). As I don't know how old they are, I'm thinking about just cutting them off and replacing with new ones.

Unless someone has a better idea as to how to get at the exchanger in the first place?
 
just take the exhaust manifold off that side. You'll be amazed what sort of room to work you will have once the manifold is out of there.

Loosen the bellows clamps, and then as you lift the manifold and riser out, it will let go - not sealed.
 
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