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CAUTION: If out of specification, take same action mentioned in “Method Undersize bearing usage I If bearing clearance is out of specifications for main bearings I When using undersize bearings, measure bearing inner diam- Main bearing undersize list Unit: mm (in) Size Thickness US 0.25 (0.0098) 2.130 - 2.138 (0.0839 - 0.0842) US 0.50 (0.0197) 2.255 - 2.263 (0.0888 - 0.0891) US 0.75 (0.0295) 2.380 - 2.388 (0.0937 - 0.0940) US 1.00 (0.0394) 2.505 - 2.513 (0.0986 - 0.0989) CAUTION: When grinding crank journals to use undersize bearings, Corner dimension (Standard): Pin 3.3 - 3.7 mm (0.130 - 0.146 in) Journal 2.8 - 3.2 mm (0.110 - 0.126 in) MAIN BEARING CRUSH HEIGHT I Tighten bearing caps to the specified torque with main bearings Standard: Crush height must exist. I If out of specification, replace main bearings. FEM119 FEM122 CYLINDER BLOCK ZD Inspection (Cont’d) EM-79 |