Piston: Specifications

PISTONS
Material Aluminum Alloy
Piston Diameter 85.983 mm ±0.019 (3.3851 inch ±0.0017)
Clearance at Size Location -0.0096 to +0.0436 mm (-0.0003 to +0.0016 inch)
Piston Weight 316 - 326 grams (11.1466 - 11.4994 ounces)
Piston Ring Groove Diameter-No. 1 77.8 - 78 mm (3.063 - 3.070 inch)
Piston Ring Groove Diameter-No. 2 75.9 - 76.1 mm (2.988 - 2.996 inch)
Piston Ring Groove Diameter-No. 3 76.5 - 76.7 mm (3.011 - 3.019 inch)

PISTON PINS
Type Full Floating
Pin Diameter 21.997 - 22.000 mm (0.8661 - 0.8662 inch)
Clearance in Piston 0.005 - 0.013 mm (0.0002 - 0.0005 inch)
Clearance in Rod 0.007 - 0.018 mm (0.0003 - 0.0008 inch)