Piston, Engine

Piston to Bore Clearance [1] 0.018 - 0.050 mm (0.0008 - 0.0020 inch)
Weight 340 - 350 grams (11.99 - 12.34 ounces)
Land Clearance (Diametrical) 0.740 - 0.803 mm (0.029 - 0.031 inch)
Length 64.8 mm (2.551 inch)

RING GROOVE DEPTH:
Number 1 3.983 - 4.132 mm (0.157 - 0.163 inch)
Number 2 4.456 - 4.605 mm (0.175 - 0.181 inch)
Number 3 3.841 - 4.075 mm (0.151 - 0.160 inch)

[1] 17.5 mm (11/16 inch) from bottom of skirt.