Cylinder Head Tech - Breathe In, Breathe Out
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Here is another view of the combustion chambers, but with the valves removed. The odd shaped passages towards the outside of the head surface are water passages for cooling purposes. Of interesting note, the exhaust valve is typically the hottest component in an engine and relies on contact with the valve seat (closed) for much of its cooling. View Related Article
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Jeep Wrangler Research
The all new Jeep Wrangler is a good car, with practical styling to fit your lifestyle. Fuel efficiency is important and the 2010 Wrangler with a 18.6 gallon main unleaded fuel tank 15.5 capacity gets 17 mpg, and can seat 4 people comfortably. You may also be interested in the Jeep Liberty and the Ford Escape.
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