KIT- 4719663 - Caterpillar

EARLIER CYLINDER BLOCK SHOWN This engine does not use piston cooling jets. If a replacement engine has piston cooling jets, remove the jets and install four 7M4593 Plugs.(1) Bore in the camshaft bearings (new) ... 2.5035 .0015 in.(63.589 0.038 mm)(2) See numbers 7 and 8 before installing camshaft bearings. Install bearings to the following positions from front face of block:A ... .03 .03 in.(0.8 0.8 mm)B ... 1.12 .03 in.(28.4 0.8 mm)C ... 11.32 .03 in.(288.6 0.8 mm)D ... 21.92 .03 in.(557.8 0.8 mm) If only one camshaft bearing is used at the front, install the bearing flush with the front face of the cylinder block, but not deeper than 0.5 mm (.02 in.).(3) Bore in block for camshaft bearings ... 2.6525 .0005 in.(67.373 0.013 mm)(4) Torque for stud for oil filter ... 50 10 lb. ft.(70 14 N m)(5) Distance from centerline of crankshaft to top of block (new) ... 12.7030 .0065 in.(322.656 0.165 mm)(6) Measure wear of the cylinder bore at the top and bottom of piston ring travel. Cylinder bore [standard, original size] ... 4.5005 + .0010 - .0005 in.(114.313 + 0.025 - 0.013 mm)The recommendation is made to make the cylinder bore the next size larger when the size of the bore is ... 4.506 in.(114.45 mm)Cylinder bore must be made the next size larger when the size of the bore is ... 4.508 in.(114.50 mm)Cylinder bore [.020 in. (0.51 mm) larger than the original size] ... 4.5210 + .0010 - .0005 in.(114.833 + 0.025 - 0.013 mm)The recommendation is made to make the cylinder bore the next size larger when the size of the bore is ... 4.526 in.(114.96 mm) Cylinder bore must be made the next size larger when the size of the bore is ... 4.528 in.(115.01 mm)Cylinder bore [.040 in. (1.02 mm) larger than the original size] ... 4.5410 + .0010 - .0005 in.(115.341 + 0.025 - 0.013 mm)Maximum permissible wear of cylinder bores ... 4.548 in.(115.52 mm) A steel sleeve can be installed in the cylinder block.(7) Bearing junction.(8) Oil hole in camshaft bearing. Bearings must be positioned as shown with bearing junction above horizontal and oil hole to the left and 30° below horizontal centerline.(9) Bore in the block for the main bearings: Standard, original size (new) ... 3.7075 .0005 in.(94.171 0.013 mm).010 in. (0.25 mm) larger than original size ... 3.7175 .0005 in.(94.424 0.013 mm)(10) Distance from centerline of crankshaft to pan rails (new) ... 3.750 .004 in.(95.25 0.10 mm)(11) Clearance between main bearing caps and cylinder block ... .0008 in.(0.020 mm) tight to ... .0012 in.(0.030 mm) loose(12) Torque for bolts holding caps for main bearings: Install the main bearings caps with the part numbers toward the front of the engine. Install each cap in the correct position by putting the