manifold cooling/drain

Elite1south

Recruit
Joined
Jun 30, 2011
Messages
3
HHHHelp I have a 2003 3.0 Mercrusier,below the the manifold there is a drain valve or you might call it a peacock valve,anyway i manged to brake 1 of the two connections on the valve and need to replace it.Question 1.can i replace it without taking the manifold off? 2. is the valve threaded or does it push in ? 3. is there any trick to it ?
 
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