Piston

Piston Height (a) 0.0015 - 0.0205
Piston Diameter (b):
Standard 3.9524 - 3.9531
Piston to Bore Clearance 0.0008 - 0.0019
Piston Pin Bore Diameter 0.9450 - 0.9452
Ring Groove Width:
Compression:
Top 0.083 - 0.0811
Bottom 0.1197 - 0.1205
Oil 0.1579 - 0.1587

(a) Height of piston above cylinder block surface to TDC position.
(b) Measured 56 mm (2.205 inch) from piston dome at 90° to pin.