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4. Position the indicator contact point against the crankshaft at point E (center). Zero the indicator CRANKSHAFT RUNOUT (max) (total indicator reading) mm in. 0.05 0.002 5. If runout exceeds specifications at any of the checkpoints, the crankshaft must be either 1999 Engine Specifications (60 cc) ITEM SPECIFICATIONS Model AP06A2 Type 2 Cycle, Air-Cooled No. of Cylinders 1 Bore x Stroke 41 x 45 mm (1.614 x 1.772 in.) Displacement 59 cc (3.6 cu in.) Compression Ratio 6.6:1 Cylinder Trueness (max) 0.1 mm (0.004 in.) Piston Ring End Gap Range 0.1-0.8 mm (0.004-0.031 in.) Piston Skirt/Cylinder Clearance Range 0.07-0.15 mm (0.0028-0.0059 in.) Piston Pin Diameter Range 11.996-12.000 mm (0.4723-0.4724 in.) Piston Pin Bore Diameter Range 12.000-12.010 mm (0.4724-0.4728 in.) Connecting Rod Small End Diameter Range 16.003-16.011 mm (0.6300-0.6304 in.) Crankshaft Runout (max) 0.05 mm (0.002 in.) Crankshaft End Play Range 0.05-0.10 mm (0.002-0.004 in.) 2 2-51 |