BARREL GP-MOTOR 2758158 - Caterpillar

Illustration 1 g00888427
The cylinder block
(1) Cylinder liner (2) Cylinder block Diameter of the bore for the cylinder liner ... 104.20 to 104.23 mm (4.102 to 4.104 inch)Depth of the recess for the cylinder liner flange ... 3.81 to 3.91 mm (0.150 to 0.154 inch)Diameter of the recess for the cylinder liner flange ... 107.82 to 107.95 mm (4.245 to 4.250 inch) (3) Camshaft bearings Diameter of the bushing in the cylinder block for the number 1 camshaft bearing ... 55.56 to 55.59 mm (2.187 to 2.189 inch)Diameter of the bore in the cylinder block for the number 2 camshaft journal ... 50.55 to 50.60 mm (1.990 to 1.992 inch)Diameter of the bore in the cylinder block for the number 3 camshaft journal ... 50.29 to 50.34 mm (1.980 to 1.982 inch)Diameter of the bore in the cylinder block for the number 4 camshaft journal ... 50.04 to 50.09 mm (1.970 to 1.972 inch)Clearance between the cylinder block and the cylinder liner ... 3 mm (0.118 inch) (4) Main bearings Bore in the cylinder block for the main bearings ... 80.416 to 80.442 mm (3.1660 to 3.1670 inch) (5) Bolt Use the following procedure in order to install the bolts for the bridge.
Use a straight edge in order to ensure that the bridge is aligned with the rear face of the cylinder block.
Tighten the bolts for the bridge. Torque for the bridge bolts. ... 16 N m (12 lb ft)
When the bridge is installed on the cylinder block, apply a thin bead of 8T-9013 Silicone Sealant into the groove at each end of the bridge. Ensure that the groove is completely full of sealant and that the sealant is protruding from the bridge.
Illustration 2 g00887142
The application of sealant to the bridge
Note: After the sealant is applied, both the oil pan and the rear seal must be installed within 20 minutes. Total height of the cylinder block between the top and the bottom faces. ... 441.12 to 441.33 mm (17.367 to 17.375 inch) (6) Main bearing cap bolts Use the following procedure in order to install the main bearing cap bolts:
Apply clean engine oil to the threads of the main bearing cap bolts.
Put the main bearing caps in the correct position that is indicated by a number on the top of the main bearing cap. Install the main bearing caps with the locating tabs in correct alignment with the recess in the cylinder block.
Evenly tighten the main bearing cap bolts. Torque for the main bearing cap bolts. ... 265 N m (195 lb ft)
Illustration 3 g00887815
“D” plug
The “D” plugs are only on the pushrod side of the engine.Apply 5P-3413 Pipe Sealant to the outer edge of the “D” plug.The baffle plate of the “D” plug must be aligned with the horizontal and vertical lines 5°.