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EM-112 < UNIT DISASSEMBLY AND ASSEMBLY > HOW TO SELECT PISTON AND BEARING When Cylinder Block is Reused 1. Measure cylinder block bore diameter. eter” of the piston selection table. Piston Selection Table Unit: mm (in) NOTE: • The piston is available together with piston pin as an assembly. • The piston pin (piston pin bore) grade is provided only for the parts installed at the plant. For service parts, no grades can be selected (only 0 grade is available). HOW TO SELECT CONNECTING ROD BEARING When New Connecting Rod and Crankshaft are Used 1. Apply the big end inside diameter grade stamped on the con- necting rod side face to the row in the “Connecting Rod Bearing Selection Table”. 2. Apply the pin diameter grade stamped on the crankshaft front side to the column in the “Connecting Rod Bearing Selection Table”. 3. Read the symbol at the cross point of the selected row and col- umn in the “Connecting Rod Bearing Selection Table". 4. Apply the symbol obtained to the "Connecting Rod Bearing Grade Table" to select. When Crankshaft and Connecting Rod are Reused 1. Measure dimensions of the big end inside diameter of the connecting rod and diameter of the crankshaft pin individually. 2. Apply the measured dimension to the “Connecting Rod Bearing Selection Table”. Grade number (Mark) 1 2 3 Cylinder bore diameter 98.000-98.010 (3.8583-3.8587) 98.010-98.020 (3.8587-3.8590) 98.020-98.030 (3.8590-3.8594) Piston diameter 97.980-97.990 (3.8575-3.8579) 97.990-98.000 (3.8579-3.8583) 98.000-98.010 (3.8583-3.8587) KBIA2536E PBIC0110E |