| Introduced
            in 1955, the O-360 is one of Textron-Lycoming's best-selling
            piston engines.  Current versions include direct injection and many
            are turbocharged.
             The O-360 was the basis for the six-cylinder O-540
            and eight-cylinder O-720. 
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                | Horizontally opposed, 4 cylinder, piston engine |  
                | Air-cooled |  
                | Displacement: 361 cubic inches 
                (5.9 liters) |  
                | Bore x stroke: 5.125 x 4.375 inches |  
             
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