Lincoln Electric Bulldog 5500 Engine Driven Welder GeneratorLincoln Electric Bulldog 5500 Engine Driven Welder Generator Portable Kohler 8. 9HP OHV Gasoline Engine with AC Welding and AC Generator Output The Lincoln Electric Bulldog 5500 Engine Driven Welder Generator provides 70 140 Amp AC stick welding and 5,500 watts AC generator power from a Kohler 8. 9HP OHV gasoline engine. It's a great portable option for homeowners, hobbyists, ranchers and farmers for maintenance and repair work. Portable AC Welder AC