4000 PSI Gasoline High Pressure Pump Water Washer Pump Head

Heavy-Duty Cast Aluminum Construction
Precision-machined aluminum alloy housing ensures superior durability and heat dissipation, ideal for prolonged high-pressure operation.
Industrial-Grade Ceramic Plunger
Advanced ceramic plunger technology minimizes friction and wear, delivering consistent 4000 PSI performance with extended lifespan.
Triple-Piston Axial Pump Design
Maximizes water flow efficiency (up to 5.5 GPM) while reducing vibration for smoother operation in demanding cleaning tasks.
Universal Compatibility
Direct bolt-on replacement for most major gas pressure washer brands (Honda, Briggs & Stratton, Subaru) with standardized 3/4" threaded outlets.
High-Temp Carbon Seal System
Premium carbon-fiber reinforced seals withstand temperatures up to 150°C, preventing leaks during continuous heavy use.
Professional Applications
Concrete degreasing, fleet vehicle washing, agricultural equipment maintenance, and industrial surface preparation.
OEM+ Engineering
Laser-calibrated pressure relief valve and CNC-milled brass fittings exceed original manufacturer specifications for commercial-grade reliability.