ELBOW-EXHAUST 1281013 - Caterpillar

D399 EARLY(1) Torque for bolts that hold damper to adapter ... 32 5 lb. ft.(43 7 N m)(2) Torque for bolts that hold adapter and damper to crankshaft ... 670 50 lb. ft.(905 70 N m) Put 8H5137 Sealant on threads of bolts that hold adapter and damper to crankshaft.
D399 LATER D399 Engine with two dampers:(3) Torque for nuts that hold dampers to adapter ... 32 5 lb. ft.(43 7 N m) Spacers (A) must be installed between the dampers as shown.(4) Torque for bolts that hold adapter to crankshaft ... 670 50 lb. ft.(905 70 N m) Put 8H5137 Sealant on threads of bolts that hold adapter to crankshaft.
D398 EARLY D398 Engines; effective in production with Serial Numbers 66B1 thru 66B4405 and 67B1 thru 67B1709:(5) Torque for bolts that hold adapter to crankshaft ... 420 60 lb. ft.(565 80 N m) Put 8H5137 Sealant on threads of bolts that hold adapter to crankshaft.(6) Torque for bolts (3/4-10 NC) that hold damper to adapter ... 280 20 lb. ft.(377 25 N m)
D398 LATER D398 Engines; effective in production with Serial Numbers 66B4406 up and 67B1710 Up:(7) Torque for bolts that hold adapter to crankshaft ... 460 20 lb. ft.(624 25 N m) Put 8H5137 Sealant on threads of bolts that hold adapter to crankshaft.(8) Torque for bolts (1/2-13 NC) that hold damper to adapter ... 75 10 lb. ft.(100 14 N m)