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Comet ZWD 4040 G is a triplex plunger pump designed for professional pressure washers. It features a direct drive gas engine mounting flange making it easy to integrate with your pressure washer. The crankshaft is reversible allowing the pump to adapt to any mounting application.
Perfect for professional pressure washing operators, this Comet ZWD 4040 G pump delivers flow rates up to 4.0 GPM! It has a reversible crankshaft for easy right or left-hand mounting with the direct drive flange. The crankcase is also reinforced to increase overall load capacity, and enlarged to offer more oil capacity and better lubrication at lower operating temperatures. This Comet Pump ZWD 4040 has a 1" diameter hollow shaft, a 1/2" FPT inlet, and a 3/8" outlet. It has stainless steel unitized check valves, heat-resistant solid ceramic plungers, and one-piece industrial-grade oversized bronze connecting rods.