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6A-50 ENGINE MECHANICAL (C24SE, C22NE, 22LE, 20LE) Valve Seating, Mill Place cylinder head on block of wood. °, side face, upper correction-30°, side face (arrows on cutter). Inlet-1.0 to 1.5 mm/0.04 to 0.06 in. Inspection Valve stem projection-use 5-8840-2596-0. Important! If dimension “A” is exceeded, use new valves. Cylinder Head, Overhaul Cylinder head disassembled. Valve, Grind Important! Ensure that there are no crater-like burns on the valve cone. Regrinding possible once or twice. Angle at valve head-44 ° Inspection Check valve stem projection as shown 5-8840-2596-0. Valve, Grind in Lubricate valve stem, use fine-graining grinding paste. Lift up valve from seat rythmically using valve grinding tool (1) |