3100 PSI Power Pressure Washer Pump Upgraded Troy-Bilt 020344-1 020344-2 1x Himore Pressure Washer Pump Fits: MANY MAKES AND MODELS. Comes with thermal release valve Specs:2800-3100 PSI / 2.3 - 2.5 GPM. Fits 7/8" Shaft Vertical Crank Engines. 22 MM x 14 MM Hose Connection Approximately 400 PSI more than the standard pump. Please Compare The Picture With Yours Before Purchasing.