CYLINDER BLOCK - TM-5-3805-263-14P-2

TM-5-3805-263-14P-2 Grader Heavy Road Motorized Type I Nonsectionalized Type II Sectionalized Manual
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3304 VEHICULAR ENGINES SPECIFICATIONS TM 5-3805-263-14&P-2 CYLINDER BLOCK (1) Thickness of spacer plate .................... 9.970 ± 0.025 mm (.3925 ± .0010 in.) Thickness of spacer plate gasket . . . . . . . . . . . . . . . . 0.208 ± 0.025 mm (.0082 ± .0010 in.) NOTE: For height of liner over top of spacer plate make reference to CYLINDER LINER PROJECTION. (2) Camshaft bearing bore (installed) . . . . . . . . . . 58.801 ± 0.051 mm (2.3150 ± .0020 in.) Bore in block for camshaft bearings . . . . . . . . . . 65.100 ± 0.025 mm (2.5630 ± .0010 in.) Depth to install camshaft bearings at both ends of block . . . . . . . . . . . . . . . . 0.5 ± 0.5 mm (.02 ± .02 in.) NOTE: The camshaft bearings must be installed with the oil hole down and the joint above horizontal centerline 8 ± 5°. (3) Bore in block for main bearings (standard size).. 96.926 ± 0.013 mm (3.8160 ± .0005 in.) Bore in block for main bearings 0.51 mm (.020 tn.) oversize . . . . . . . . . . . . 97.434 ± 0.013 mm (3.8360 ± .0005 in.) (4) Dimension from center of main bearing bore to top of cylinder block (new) . . . . . . . . . 383.51 ± 0.15 mm (15.099 ± .006 in.) (5) Dimension from center of main bearing bore to bottom of cylinder block (new) . . . . . . . . . . . 154.00 ± 0.10 mm (6.063 ± .004 in.) (6) Clearance between main bearing cap and cylinder block 0.033 mm (.0013 in.) Tight to 0.043 mm (.0017 in.) Loose. Main bearing cap width . . . . . . . . . . . . . . 165.095 ± 0.020 mm (6.4996 ± .0008 in.) Width of cylinder block for main bearing cap . . . . . . . . . . . . . . 165.100 ± 0.018 mm (6.5000 ± .0007 in.) CAUTION There are holes in the bores for the main bearings, between the cylinders for piston cooling orifices. Those holes must have orificer (9) installed. (7) Bore in block for balancer bearing. . . . . . . . . . . . .57.851 ± 0.025 mm (2.2776 ± .0010 in.) NOTE: Install balancer bearings so that the oil hole in the bearings is in alignment with the oil hole in the block. (8) Torque for bolts holding bearing caps for main bearings: a. Put engine oil on threads and washer face. b. Tighten all bolts to . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 0 ± 4 N•m (30 ± 3 lb. ft.) c. Put a mark on each bolt and cap. d. Tighten all bolts from mark . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 0 ° NOTE: Install bearing caps with the part number toward the front of the engine. Be sure that the mark (number) on the bearing cap next to the bolt hole is in agreement with the mark in the cylinder block. 1-239

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