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EM-92 [QG] CYLINDER BLOCK INNER DIAMETER OF MAIN BEARING HOUSING ● Install the main bearing caps with the main bearings removed, ● Using a bore gauge, measure the inner diameter of the main ● If out of the standard, replace the cylinder block and lower cylin- NOTE: PISTON TO CYLINDER BORE CLEARANCE ● Using a bore gauge, measure cylinder bore for wear, out-of- ● If the measured value exceeds the limit, or if there are scratches ● An oversize piston is provided. When using an oversize piston, rebore the cylinder so that the clearance Outer Diameter of Piston ● Measure piston skirt diameter. Standard : 53.644 - 53.668 mm (2.1120 - 2.1129 in) dia. PBIC0611E PBIC0612E Standard inner diameter: 80.000 - 80.030 mm (3.1496 - 3.1508 in) dia. Wear limit: 0.2 mm (0.008 in) Out-of-round (Difference between X and Y): 0.015 mm (0.0006 in) Taper limit (Difference between A and C): 0.01 mm (0.0004 in) Oversize (OS) : 0.25 mm (0.0098 in) PBIC0613E Measuring : 42.3 mm (1.665 in) below piston head Standard : 79.965 - 79.995 mm (3.1482 - 3.1494 in) PBIC0125E |