Quote:
Originally Posted by LakeErieFishing
If I remove the petcocks from the engine block, will that also drain the water from the exhaust manifolds or will I need to detach the hoses for those to drain? Engine is a Merc 888. Thanks
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Should be drain plugs on the elbows that feed water into the manifolds. If not, yeah, take the hoses off, the manifolds will not typically drain through the block drains.