Page 19 HIGH-PRESSURE FUEL PUMP CRANKCASE FUEL INLET HIGH PRESSURE SHAFT SEALS REGULATOR VALVE DRIVE GEAR ENGAGED COOLING AND LUBRICATING FUEL DRIVE GEAR HIGH PRESSURE ACCUMULATOR DISENGAGED CYLINDER CRANKSHAFT BEARING ECCENTRIC PISTON CERAMIC BEARINGS PISTON SPRING SIDE CUT AWAY VIEW (Fig. 17) CYLINDER CRANKCASE SUPPLY FUEL CHECK VALVE INLET HIGH PRESSURE FUEL PISTON FOLLOWER SPRING CHECK VALVE OUTLET CENTER OF CAM CENTER OF CRANK (ECCENTRIC) CAMSHAFT CERAMIC BEARING END CUT AWAY VIEW (Fig. 18) (ECCE NTRIC)