TM 5-4320-300-146-11. CRANKSHAFT AND FLYWHEEL (CONT)Location/ItemActionRemarksCAUTIONCrankshaft damage may occur if grooved side of thrust washer is not faced toward crankshaftthrust surface during reassembly.NOTEIf the crankshaft thrust surfaces were reground, oversize thrust washers may have to be installedon one or both sides of the rear main journal. Consult the chart below.Thrust Washer SizeMinimum ThicknessMaximum Thicknessinch(mm)inch(mm)inch(mm)Standard0.1190(3.023)0.1220(3.099)Oversize0.005(0.127)0.1240(3.150)0.1270(3.226)0.010(0.254)0.1290(3.277)0.1320(3.353)45. Thrust washersCarefully clean and install on each side of rear(upper half)main bearing support.46. Main bearingInstall in same bearing caps from which theyLower main bearingshells (lower)were removed. Ensure that bearing tangs fitshells have no oilinto grooves in bearing caps.grooves.6-107
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