Compact and dependable. The DG Shark Series are tough gasoline-powered direct-drive cold water machines that deliver cleaning power of up to 4000 PSI. Built on compact sturdy steel frames, each unit features a dependable industrial-grade Honda engine, crankcase pump, hose/gun rack and tubed pneumatic tires. Features Steel frame with powder coat finish Honda GX engine Industrial direct-drive crankcase pump with U-Seal technology