Restore Peak Performance: Upgrade Your Dead Pump in Minutes!

"My stock pump died in the middle of a tough patio job, completely stalling my workflow and threatening my schedule. I bolted on this in just minutes, instantly restoring peak performance and upgrading my rig's cleaning power far beyond the original!" -Cody E.

Why Get Our 7/8" Shaft Vertical Pressure Washer Pump Replacement 3400 PSI?
✅ Restore Peak Performance: A dead pump ruins your schedule, whether you are a pro on the clock or a pressure washer owner losing the weekend. Swap out your blown unit in minutes to instantly restore and upgrade your machine to 3400 PSI, delivering vastly superior cleaning power over stock pumps so you can finish demanding jobs fast.

✅ Ready To Install: Standard budget pumps require tedious manual oil filling, which often leads to user error and immediate seal failure. This unit eliminates that risk entirely by arriving completely pre-filled with a complete hardware kit, allowing you to instantly bolt it on and return to your daily cleaning tasks without any messy prep work.

✅ Double Seal Reliability: Intensive daily use easily destroys the single seals on basic stock pumps, leading to internal leaks and crippled pressure. Engineered with a professional-grade double seal system and built-in thermal relief, this pump prevents water/oil contamination, ensuring your restored equipment maintains peak performance and durability job after job.

📓 FREQUENTLY ASKED QUESTIONS
Q: How do I know if this pump is compatible with my pressure washer?
A: Verify three key measurements: (1) Your engine has a 7/8" keyed output shaft, (2) Your frame has a three-leg bolt pattern matching the pump's mounting feet, and (3) No oil sump interference, measure clearance between the engine's oil sump and the pump legs. Consult your pressure washer manual or measure your existing pump to confirm compatibility before purchasing.
Q: Will the inlet/outlet connections fit my hose setup?
A: This pump features a 3/4" NH garden hose inlet (standard connection) and a threaded M22 high-pressure outlet. If your previous pump had different connections, you may need adapter fittings. Verify your hose connector size before ordering.
⚙️ Specifications:
- Color: Silver
- Weight: 7.56 lbs
- Material: Aluminum construction
- Compatibility: Works with gas-powered pressure washers featuring a 7/8" keyed engine shaft and standard three-leg bolt pattern from H*nd*, S*mpso*, R*ob*, B*igg* & S*ratto*, S*bar*, and C*aftsma* brands. Not compatible with electric pressure washers. B*igg* & S*ratto* and T*oy-Bil* models may require 3/8" spacer bolts at mounting legs to prevent interference with the engine oil sump.
- ⚠️ Note: Before purchasing, measure your existing pump or consult your washer's manual to confirm compatibility
- Product Dimensions: 6"L x 10"W x 24"H
- Shaft Size: 7/8" (standard vertical configuration)
- Maximum Pressure: 3400 PSI
- Maximum Flow Rate: 2.5 GPM
- Inlet Connection: 3/4" NH garden hose threads
- Outlet Connection: Threaded M22 high-pressure hose connector
📦 Package Inclusions:
- 3 x Bolts (M8 x 40)
- 3 x D8 flat pads
- 3 x D8 spring washers
- 1 x Pressure washer pump
- 1 x Detergent hose
- 1 x Shaft key