Kawasaki 550 PWC Piston Kit - 0.50mm Oversize (75.50mm Bore) - Complete piston kit for Kawasaki JS550/550SX twin cylinder personal watercraft. Precision-machined 0.50mm oversize piston with 75.50mm bore diameter. Direct OEM replacement for 1982-1990 Kawasaki 550 PWC models.

SPECIFICATIONS:
- Product Type: Piston Kit
- Bore Size: 75.50mm (0.50mm Oversize)
- Piston Diameter: 75.41mm
- Piston-to-Wall Clearance: .004-.0045"
- Wrist Pin Diameter: 16mm
- Wrist Pin Length: 58.4mm
- Engine: 530cc Twin 2-Stroke Piston Port
- Stock Bore: 75mm x 60mm Stroke
- Power: 36-41HP
- Condition: New

KIT INCLUDES:
- Piston (75.50mm)
- Piston Rings
- Wrist Pin (16mm)
- Circlips

OEM PART NUMBERS:
13001-3020, 13001-3023

CROSS REFERENCE:
- Wiseco 516M07550

VEHICLE APPLICATIONS:
- Kawasaki JS550 (1982-1989)
- Kawasaki 550SX (1990)

ADDITIONAL CROSS-REFERENCES:
130013020
130013023
Piston: 75.41mm
Pin: 16mm x 58.4mm

⚠️ IMPORTANT: Verify OEM part number before ordering to ensure proper fitment.