Piston, Engine
PistonDiameter
Standard 93.950 to 93.960 mm (3.6988 to 3.6992 in.)
Minimum 93.815 mm (3.6935 in.)
Oil clearance
Standard 0.040 to 0.062 mm (0.00157 to 0.00244 in.)
Maximum 0.385 mm (0.0152 in.)
Piston Ring
Groove clearance
No. 1 0.020 to 0.070 mm (0.000787 to 0.00276 in.)
No. 2 0.020 to 0.060 mm (0.000787 to 0.00236 in.)
Oil 0.070 to 0.145 mm (0.00276 to 0.00571 in.)
End gap
Standard
No. 1 0.25 to 0.35 mm (0.00984 to 0.0138 in.)
No. 2 0.40 to 0.50 mm (0.0157 to 0.0197 in.)
Oil 0.10 to 0.40 mm (0.00394 to 0.0157 in.)
Maximum
No. 1 0.42 mm (0.0165 in.)
No. 2 0.55 mm (0.0217 in.)
Oil 0.45 mm (0.0177 in.)