http://tinyurl.com/l5agtad<P>SJV2.5G27D Pressure Washer Pump 2700PSI, 2.5GPM ARProduct Review<P> Click on the link for more reviews<P>AR SJV Series axial plunger pump with adjustable unloader & chemical injection<P>Direct Drive with 4 bolt Gas Flange, 3 - 6.5 HP horizontal engines<P>Max. Volume: 2.5 GPM<P>Max. Discharge Pressure: 2,700 PSI<P>Fits most horizontal engines with a 3/4(in) straight solid shaft with keyway<P>