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Forum: Engines & props 13 January 2012, 19:07
Replies: 65
Views: 56,162
Posted By captnjack
:) They use radiators on airboats in the south....

:)
They use radiators on airboats in the south. But that's just a radial aircraft engine on the back of a flat board. There's no engine housing at all.

And they are seriously loud in in front...
Forum: Engines & props 13 January 2012, 17:57
Replies: 65
Views: 56,162
Posted By captnjack
At least on this side of the pond "raw water...

At least on this side of the pond
"raw water cooled" = sending salt water through the engine block
"freshwater cooled" = using a heat exchanger.

I don't know what to call an air radiator on a...
Forum: Engines & props 13 January 2012, 17:55
Replies: 65
Views: 56,162
Posted By captnjack
Good attitude. I actually like the filter idea...

Good attitude.
I actually like the filter idea the more I hear about it. The heat and an air radiator is still concerning me though.
Forum: Engines & props 12 January 2012, 22:44
Replies: 65
Views: 56,162
Posted By captnjack
Yes I know what freshwater cooled is. I was...

Yes I know what freshwater cooled is. I was responding to Erin's idea of using raw water cooling. I wouldn't on an engine of this origin and value.

Not sure about that exhaust filter idea. ...
Forum: Engines & props 12 January 2012, 19:46
Replies: 65
Views: 56,162
Posted By captnjack
In an auto engine? I don't have any data, but...

In an auto engine? I don't have any data, but having salt in there just gives me the hebie jebies. If I ever get a inboard powered boat again I will be getting a sea chest/raw water strainer with a...
Forum: Engines & props 11 January 2012, 23:27
Replies: 65
Views: 56,162
Posted By captnjack
Agree with Leapy and Chewy here. You have a...

Agree with Leapy and Chewy here.

You have a big heat dissipation problem and in opening up the engine compartment to create the air flow while using dry exhaust you are creating a big noise...
Forum: Engines & props 10 January 2012, 17:04
Replies: 65
Views: 56,162
Posted By captnjack
I have never heard of an air cooled marine engine...

I have never heard of an air cooled marine engine of that size, hp, and heat production. Not having any cooling water I'm guessing you'll have dry exhaust too? That would be a bit odd on a...
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