Restore your pressure washer's peak power with WOJET's industrial-grade Triplex Pro pump kit. Designed for 9-15 HP horizontal-shaft engines with 1" shaft, this 4400 PSI, 4.0 GPM pump is compatible with Honda GX270/GX390, Simpson, DEWALT, AAA, Westinghouse, and Kohler models. The integrated unloader valve provides continuous cooling when trigger is released, preventing overheating and damage. Self-priming function allows water draw from buckets, pools, or tanks for flexibility in remote locations. Features corrosion-resistant brass pump head with polished ceramic pistons, forged brass manifold, and powder-coated aluminum crankcase. Includes 3/8" quick-connect outlet, 3/4" garden hose inlet, siphon tube, mounting bolts, and shaft key.
Engineered for 9-15 HP horizontal-shaft engines with 1" shaft, this 4400 PSI, 4.0 GPM pump kit restores full power to Honda, Simpson, DEWALT, AAA, Westinghouse, and Kohler pressure washer models.
The integrated unloader valve instantly opens when trigger is released, allowing continuous water flow to carry away heat and protect critical components from thermal stress and damage.
Unique self-priming function gives you the freedom to draw water from buckets, pools, or tanks, making it ideal for mobile tasks in areas without direct faucet connections.
Corrosion-resistant brass pump head with polished ceramic pistons, forged brass manifold, and powder-coated aluminum crankcase ensure long-lasting durability and reliable performance.
Pre-sealed and oil-filled for easy maintenance, this pump connects via 3/8" quick-connect outlet and 3/4" garden hose inlet, with siphon tube, mounting bolts, and shaft key included.
