Briggs and Stratton 21030 2800-PSI Gas Pressure Washer with 725 EXi OHV 163cc Engine and Easy Start Technology Briggs and Stratton 2800 PSI Gas Pressure Washer with 2.1 GPM features a powerful 725EXi series 163cc OHV engine Briggs and Stratton engine with Ready-Start technology eliminating the need to prime of choke the engine to start "Check and Add" function, eliminating need to drain oil. simply check the level and fill up when needed Maintenance-Free Axial Cam Pump featuring Easy Start technology for high-performance and easy, low-effort starting 4 Quick Connect spray tips ( (0, 15, 40, and soap) allow the user to change the spray shape and intensity 10" (25.4) never flat wheels Fold-down handle design for compact storage and transport.