New Thermostat Housing needed??

greg82255

Senior Chief Petty Officer
Joined
Oct 26, 2009
Messages
781
Hello

So I just changed my chevy 305 from log manifolds to center-risers. The engine is a mercruiser 898, and the current thermostat housing has 6 water outlets, because there were 6 water inlets in the log manifolds and risers. The new center risers only have 4 inlets. Can I just cap off 2 of the inlets, or do i need a new thermostat housing? I see that all the conversion kits come with a new one, but I dont see that its necessary. I did notice that 2 of the outlets in the housing allow water to leave the intake manifold. I would assume not cap off these 2 outlets. Any thoughts?

Id rather not have to buy a new one if I dont have to..
 

Bondo

Moderator
Staff member
Joined
Apr 17, 2002
Messages
71,357
Re: New Thermostat Housing needed??

Any thoughts?

Ayuh,... They include the Right housing in the Kits for a Reason,...

Get yourself 1,.... Freshwater used will be the cheaper way out...
 

greg82255

Senior Chief Petty Officer
Joined
Oct 26, 2009
Messages
781
Re: New Thermostat Housing needed??

where could I get a used one?
 

Bondo

Moderator
Staff member
Joined
Apr 17, 2002
Messages
71,357
Re: New Thermostat Housing needed??

Ayuh,... ebay, craigslist, the usual,...
 
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