Honda GX120 4.0 HP ENGINE OVERHAUL REBUILD KIT FOR 4.0HP. TOP QUALITY OEM REPLACEMENT PARTS. Honda GX120 4.0HP Engine. We usually respond within a few hours.We strive for 5-Star ratings and we will go out of our way to make you happy! We will combine all orders when possible. The item "Honda GX120 4.0 HP ENGINE OVERHAUL REBUILD KIT FOR 4.0HP" is in sale since Tuesday, January 17, 2012. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Lawn Mowers\Lawn Mower Parts & Accessories". The seller is "deezeeauto" and is located in Lapeer, Michigan. This item can be shipped worldwide.