SWITCH AS-ROCKER 3790817 - Caterpillar

Illustration 1 g01014592
Cylinder blockTypical example (1) Apply 6V-6640 Sealant to the outside diameter of the cup plugs before installation into the cylinder block. (2) Apply 5P-3413 Pipe Sealant to the threads of the plugs before installation into the front and rear of the cylinder block. (3) The dowels extend from the top deck of the cylinder block. ... 18.5 0.5 mm (0.73 0.02 inch) (4) Tighten the studs into the front of the cylinder block to the following torque. ... 35 5 N m (26.0 4.0 lb ft) (5) The dowels project from the front of the cylinder block and from the rear of the cylinder block. Distance ... 19.0 0.5 mm (0.75 0.02 inch) (6) Main bearing caps Width of the main bearing caps ... 215.900 0.025 mm (8.5000 0.0010 inch) The width of the slot that is machined into the cylinder block for the main bearing caps ... 215.900 0.013 mm (8.5000 0.0005 inch) (7) Apply 5P-3413 Pipe Sealant on the threads of the plugs before installation into the front and the rear of the cylinder block. Tighten the plugs to the following torque. ... 80 15 N m (60 10 lb ft) (8) Use the procedure that follows in order to install the main bearing caps.
Illustration 2 g00285128
Index marks for the tightening procedure
Lubricate the threads of the bolts with engine oil prior to installation.
First, tighten the bolts that are on the bearing tab side of the cap.Torque for bolts ... 258 14 N m (190.0 10.0 lb ft)
Tighten the bolts on the opposite side of the bearing tab.Torque for bolts ... 258 14 N m (190.0 10.0 lb ft)
Use a paint stick in order to place an index mark on each bolt and each cap. Refer to Illustration 2.
Tighten the bolts that are on the opposite side of the bearing tab for an additional amount.Turn the bolt clockwise from the index mark. Angle ... 120 5 degrees
Tighten the bolts that are on the bearing tab side of the cap for an additional amount.Turn the bolt clockwise from the index mark. Angle ... 120 5 degrees
Illustration 3 g01014946
Front face of cylinder blockTypical example (A) Thickness of a new cylinder head gasket ... 0.208 0.025 mm (0.0082 0.0010 inch) (B) Thickness of the cylinder head spacer plate ... 8.585 0.025 mm (0.3380 0.0010 inch) (C) The size of the bore in the cylinder block for the camshaft bearings ... 76.835 0.018 mm (3.0250 0.0007 inch) (D) The size of the bore in cylinder block for the main bearings Standard size bearings ... 129.891 0.013 mm (5.1138 0.0005 inch) 0.64 mm (0.025 inch) larger than the standard size ... 130.526 0.013 mm (5.1388 0.0005 inch)
Illustration 4 g01015335
(E) The distance from the centerline of the crankshaft bearing bore to the top deck of the cylinder block ... 419.10 0.15 mm (16.500 0.006 inch)