How to cool an outboard motor without using water?

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Re: How to cool an outboard motor without using water?

Post by Triton » Fri Aug 27, 2010 10:04 am

weaponepsilon wrote:Perhaps I am retarded, but can you just use a radiator and connect it to the water pump intake, and recycle from the exhaust, while the air flow would cool the water.
normally that would work, but for an aircraft water cooling is a terrible idea because all the bits that go into water cooling (radiators hoses water pumps and water) weigh A LOT. and ultralights have a max weight of like 250lbs iirc
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