Piston, Engine

Diameter 92.975 mm (3.6605 inch)
Weight 366 grams (12.9 ounces)
Ring Groove Diameter
No. 1 83.37 - 83.13 mm (3.282 - 3.273 inch)
No. 2 82.833 - 83.033 mm (3.261 - 3.310 inch)
No. 3 83.88 - 84.08 mm (3.302 - 3.310 inch)