X.Flow 711 blocked long stroke 1699cc Hotrod short motor. 83.5mm x 77.60mm Accralite forged piston on I.K.Engineering steel "I" beam conrods with ARP 2000 bolts. Ultra light EN40B semi counter weighted I.K.Engineering crankshaft, this can be run dry or wet sumped. Comes with P113 race cam, followers and duplex kit fitted. Ultra light I.K.Engineering steel flywheel to suit 7 1/4" race clutch fitted all balanced.