Briggs & Statton Lawn & Garden Equipment Engine 25T235-0111-G2 Genuine OEM. This is a Genuine OEM part. This engine (part number 25T235-0111-G2) is for lawn and garden equipment. Engine 25T235-0111-G2 is a complete replacement engine. Wear work gloves to protect your hands when installing this part.- Briggs & Statton Lawn & Garden Equipment Engine 25T235-0111-G2 Genuine OEM.