heat exchanger

Selling a Helton HW1 hot water heat exchanger. I had this hooked up to my 1980 Pickup for a while and cycled water in a bucket for toasty showers. Makes for a pretty slick setup since you can get hot water without lugging around propane. Don't think they make these any more. Comes with mounting...

This will let you take showers using the heat from your engine to heat the water. Mount the heat exchanger under the hood, plumb it into the heater hose, and your set. Draw fresh water from a stream / lake / bucket. Includes everything shown. I did try the water pump and while it sounded like...