3.5 HP Rated HP. The item "New Honda GX120 GX120UT2QX2 Engine Oil Alert, 2 7/16 x 3/4 shaft 3.5 HP 4hp" is in sale since Wednesday, August 30, 2017. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Outdoor Power Equipment\Engines, Multi-Purpose". The seller is "contractorssupplychain" and is located in Saint Cloud, Minnesota. This item can be shipped worldwide.