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 88.30 - 88.55 mm (3.476 - 3.486 inch)
Oil Control Ring 90.35 - 90.60 mm (3.557 - 3.566 inch)