Whats this i see about a 37HP Kawi V-twin in the ferris 3100Z. Is that a typo? I am really beginning to think the mower companies are getting into an automotive like HP war... http://www.ferrisindustries.com/pages/mower.php?product_id=20 ENGINE GROUP 37-hp Kawasaki V-Twin engine. 30, 32-hp Vanguard BIG BLOCK V-Twin engine. 30-hp Kohler Command engine. 26-hp Kawasaki V-Twin liquid-cooled engine. Rugged twin 6-gallon fuel tanks (12-gallon total). Two-stage industrial air-cleaner. Fans mounted on top of hydro pumps assist in cooling of pump and repelling debris. Easy access oil drain for ease of maintenance.