Troy-Bilt 550EX Series New Mower
http://www.briggsandstratton.com/engines/push-mower/detail/?series=550ex-Series%26%238482%3B&id={13A99E60-2014-4A33-BED4-F744CD2F413B}
http://www.troybilt.com/webapp/wcs/stores/servlet/ProductDemo?storeId=10001&catalogId=14102&categoryId=&langId=-1&virtualTestDriveURL=http%3a%2f%2fwebapps.easy2.com%2fcm%2fmasterflash%2fgeneric_index.asp%3fpage_id%3d35984207&partNumber=11A-A23O766
Briggs & Stratton Push mower