2018 Briggs & Stratton 3700 Max PSI / 4.2 Max GPM (20330)

Call for Price

Briggs & Stratton
3700 Max PSI / 4.2 Max GPM (20330)



If you're cleaning construction equipment, building exteriors or the filthiest garage floors day in and day out, this pressure washer will get the job done.

  • Briggs & Stratton Vanguard™ 13.0 Gross HP*** OHV Engine (391cc): This commercial-grade, single cylinder engine starts easily and features Overhead Valve (OHV) technology to run cooler and last longer: it's serious power for serious cleaning.
  • Pro-Style Spray Tips: Quickly and easily switch between four high-pressure pre-defined spray patterns from pin-point to wide fan (0, 15, 25, 40 degrees) for precise cleaning, plus one cleaning solution spray tip.
  • Turbo Nozzle Wand: Cleans up to 40% faster than a standard spray tip.
  • Commercial-Grade CAT Pumps™ Triplex Plunger Pump: This pump is specially designed for high-performance, high-pressure output and long lasting durability on your job sites.
  • Adjustable Pressure Regulator: Lets you fine tune the PSI* to best fit your specific cleaning task.
  • Long-Reaching 50 ft. Steel Braided Hose: This heavy-duty hose features quick-connect fittings to help you clean further and work faster on the job.
  • Easy, All-Terrain Mobility: Featuring 12" Never Go Flat wheels.
  • Model Number: 20330
  • GPM*: 4.2
  • Engine Series: Vanguard™
  • OHV Engine: Yes
  • Pump Type: Heavy-Duty Triplex
  • Spray Tip/Type: Pro-Style Tips
  • Hose Length (ft): 50
  • Cleaning Solution Injection System: Siphon Hose
  • Weight (lbs): 155
  • Width (in): 24
  • Consumer Warranty (Product) ***: 2-year Limited
  • PSI*: 3700
  • Engine Brand: Briggs & Stratton
  • Engine Displacement (cc): 391
  • Fuel Tank Capacity (gal): 2.1
  • Adjustable Pressure Regulation: Yes
  • Number of Spray Nozzles: 5
  • Hose Diameter (in): 5
  • Thermal Relief Valve: Yes
  • Length (in): 37
  • Height (in): 32
  • Commercial Warranty (Product) ***: 2-year Limited



Engine Size
391 cc
Engine Type
Vanguard™ Series


3700 psi
Hose Length
50 ft.
155 lb.
Fuel Capacity
2.1 gal.
Flow Rate
4.2 gpm

Related Products