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What's with the restrictor plate on starboard exhaust manifold Mercruiser 260 '82?
Replacing the exhaust manifolds and ran into a dilemma. The restrictor place seems somewhat excessive and I can't find anything in my manual about it. Anyone know about this? See attached:
I recently bought an older deck boat with a Merc 260, (GM V8 350), the starboard side exhaust manifold has a crack that seems to be cracking under high load and then rusting shut again. When it is leaking, it's a slow drop or at least that's the worst I've ever seen.
My initial plan was to JB...
