Dry Joint Conversion - Merc 350
#1
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Joined: Jul 2009
Posts: 765
Likes: 291
From: USA, PA
My engines have always run hot (180+) so I'm now replacing the exhaust elbows.
(Since I bought the boat, I assume they ran normal when new).
They never overheated (alarm) until last weekend. I had planned to do new elbows this winter, but the engine couldn't hold out another 8 weeks...
I have 2001 engines with the 'wet' joints.
If I just buy the 2002+ exhaust manifolds and elbows, they appear they should bolt right up, and give me the improved design, for parts I'm thinking of replacing anyway... anyone else done this?
MERCRUISER EXHAUST MANIFOLDS RISERS/ELBOWS V8 865735A02 864309T02
(Since I bought the boat, I assume they ran normal when new).
They never overheated (alarm) until last weekend. I had planned to do new elbows this winter, but the engine couldn't hold out another 8 weeks...
I have 2001 engines with the 'wet' joints.
If I just buy the 2002+ exhaust manifolds and elbows, they appear they should bolt right up, and give me the improved design, for parts I'm thinking of replacing anyway... anyone else done this?
MERCRUISER EXHAUST MANIFOLDS RISERS/ELBOWS V8 865735A02 864309T02
#2
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Joined: Nov 2004
Posts: 14,068
Likes: 3,668
From: On A Dirt Floor
Do not buy OE Merc small block wet joint right now. The manifolds are cast wrong. They made the blueprint and cad change, waiting for their plant in Mexico to make the new batch of castings. Expected wait is now end of December or so.
I'll find the thread I started and link to it when I do.
I'll find the thread I started and link to it when I do.
#3
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Joined: Nov 2004
Posts: 14,068
Likes: 3,668
From: On A Dirt Floor
Here: Anybody have an 'in' with someone within Mercruiser parts over a manufacturing issue?
BTW: Yes I have been in direct talks/conversations with Merc about this for a while now. I'll let people here know when this problem is finally resolved.
BTW: Yes I have been in direct talks/conversations with Merc about this for a while now. I'll let people here know when this problem is finally resolved.



