Briggs Stratton B&S Gold+ 19HP Vertical Shaft Tractor Engine 33R8770007G1. You are welcome to inspect the engine before purchasing. This engine appears to never have been run. Oil will need to be checked and appropriately added before running. It does not come with a muffler.This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Lawn Mowers, Parts & Accessories\Lawn Mower Parts". The seller is "outrightauctions" and is located in this country: US. This item can be shipped to United States.