Powerful cleaning performance: This pressure washer pump delivers 3400 PSI at 2.5 GPM, making it effective for removing stubborn dirt and grime from houses, fences, sidewalks, vehicles, and pools. It provides professionalgrade cleaning results and helps turn difficult jobs into manageable tasks. Extended operational lifespan: The pump features an advanced double seal system and upgraded piston technology, enabling up to 150 hours of running time. Built for frequent use, its robust construction offers reliable performance beyond standard residential pumps. Compatible with multiple engines: With a standard mounting configuration and a 3/4 inch shaft, this replacement pump works with gaspowered washers that use small engines ranging from 180 to 225 cc. The versatile design allows easy integration with many brands without special adaptations. Maintenance design: Prefilled with oil for immediate use, the pump requires no oil changes over its lifetime. An easystart mechanism simplifies setup, allowing users of all experience levels to install and operate the pump with minimal effort and maximum efficiency. Use scenarios Exterior home cleaning: Ideal for removing dirt, mold, and mildew from siding, driveways, sidewalks, and entryways, helping prepare surfaces for painting or sealing. Fencing, decks, and vehicles: Efficiently clean fences, wooden decks, concrete surfaces, and vehicles (cars, trucks, boats) to restore color and curb appeal without excessive scrubbing. Pool areas and outdoor spaces: Clear algae and grime from pool decks, patios, and outdoor furniture, maintaining a clean, safe outdoor environment.