Briggs & Stratton 4 Cycle engine/motor. I was told it ran but Ive not tried myself, it appears to have compression. Pictures serve as part of the description so please view pictures carefully. The item "Briggs & Stratton 4 Cycle engine/motor Model WMB" is in sale since Sunday, January 27, 2019.This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Lawn Mowers\Lawn Mower Parts & Accessories". The seller is "85monroe" and is located in Niles, Michigan. This item can be shipped to United States.