Pressure Washers. Aluminum pressure washer is lightweight, yet durable unit that is also extremely easy to handle. The engine has low oil protection and a direct drive triplex piston pump with ceramic plungers, adjustable pressure and a forged brass manifold. Specs: 2400 p. si, 2.4 opm, hp is 196cc, engine is Honda ohv, 39" L x 20.5" W x 24.5" W, weight 73 lbs. Includes: thermal relief valve, stainless steel and brass unloader, in line water strainer, insulated trigger gun with safety lock off and a 36"