See more: Royal Enfield
90mm Big Bore compression 865 kit for Royal Enfield 650 Twins
As Americans say; There is no substitute for Cubic Inches. These piston & sleeve kits increase the displacement of your engine from 650 to 750 or 865 cubic centimeters respectively and a 11.0:1 compression ratio. Complete kits include cylinder sleeves, complete pistons, and a head gasket.