TM 5-4320-300-146-11. CRANKSHAFT AND FLYWHEEL (CONT)Location/ItemActionRemarks47. Main bearingInstall in their original positions.caps (inter-mediate)48. Thrust washersInstall in their original positions.(lower half)49. Main bearingInstall in their original positions. Apply MIL-If bearings have beencaps (rear)T-22361 thread compound to bolt threadsinstalled properlyand bolt head contact area, and tighten boltswith all main bearinghand tight. Strike caps sharply with a softcaps bolted tightly,hammer to seat them properly. Torque all the crankshaft willbolts (except rear main bearing bolts) to 120turn freely by hand.to 130 ft lb (163 to 176 N.m) starting withcenter bearing cap bolts and working alter-nately towards both ends of block. Torquerear main bearing bolts to 40 to 50 ft lb (54to 68 N.m). Strike both ends of crankshafttwo or three sharp blows with a soft hammerto ensure proper positioning of rear mainbearing cap. Torque all bearing bolts to 120to 130 ft lb (163 to 176 N.m).50. CrankshaftInstall a dial indicator nearend playcrankshaft timing pulley.checkCheck end play by movingcrankshaft toward dial in-dicator with screwdriver.Keep a constant pressureon pry bar and set dial in-dicator to zero. Move prybar to other side of bear-ing cap. Force the crank-shaft in opposite directionand note amount of endplay on dial. The end playshould be 0.004 to 0.011inch (0.102 to 0.279 mm)with new parts or a maxi-mum of 0.018 inch (0.457mm) with used parts. Ifthere is insufficient endplay, check rear mainbearing for misalignment.Check for dirt on thrustwashers. Aline bearing orreplace thrust washers ifneeded.TM 5-4320-300-146-108
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