Piston, Engine

GENERAL:
Weight (Less Pin) 563 - 567 grams (19.86 - 20.00 ounces)
Piston Pin Bore Diameter 23.647 - 23.655 mm (0.9310 - 0.9313 inch)
Piston Pin Bore (Centerline to Piston Top) 40.61 - 40.72 mm (1.599 - 1.603 inch)

PISTON-TO-BORE:
Clearance 0.033 - 0.053 mm (0.0013 - 0.0021 inch)
Clearance (Preferred) 0.033 - 0.038 mm (0.0013 - 0.0021 inch)

PISTON RING GROOVE HEIGHT:
Compression Rings 1.530 - 1.555 mm (0.0602 - 0.0612 inch)
Oil Control Ring 4.035 - 4.060 mm (0.1589 - 0.1598 inch)

PISTON RING GROOVE DIAMETER:
Compression Rings 87.78 - 87.90 mm (3.456 - 3.461 inch)
Oil Control Ring 87.50 - 87.75 mm (3.445 - 3.455 inch)