Piston

Clearance between piston cyl. bore 0.03 - 0.04 (at 20 Deg c)
Fixing direction F mark to front side Con. Rod (Oil hole to camshaft side)
Piston oversize S.T.D. 0.25, 0.50, 0.75, 1.00, 1.25, 1.50
Measure with feeler-gauge between piston & cyl. Bore Pull out measuring 0.5-1.5 Kg with 0.03mm thickness feeler
Clearance between piston groove & ring Within 0.20mm
Piston ring end gap Within 1.0mm
Piston ring over size S.T.D. 0.25, 0.50, 0.75, 1.00, 1.25, 1.50
Method of inserting piston & pin Press fit to piston and con. Rod small end (1 - 1.5t)