Piston Kit 87-09 YFZ350 66.50, Wossner 8075D250 Yamaha ATV

Piston Kit 87-09 YFZ350 66.50, Wossner 8075D250 Yamaha ATV. Find the product specifications and compatibility information below.

Product details

• Product: Piston Kit 87-09 YFZ350 66.50, Wossner 8075D250 Yamaha ATV
• Part number: 56-W513+250.WO
• Brand: Wossner
• Forged construction for improved strength and durability
• Elliptical design distributes thrust loads evenly to prevent piston collapse
• Enhanced heat transfer from combustion chamber to cylinder walls
• Made in Germany
• Includes piston, pin, locks, and ring set
• Bore Size: 66.50mm
• Actual Bore: 66.44mm
• Stroke: 54.00mm
• Clearance: 0.06mm
• Compression Ratio (Wossner and OEM): 2-stroke
• Compression Height: 36.00mm
• Displacement: 347 cm³
• Cross-Reference OEM Part Numbers
• Piston Kit Part No: 56-W513+250.WO
• Lock P/N: CW16
• Pin P/N: WP027
• Ring Set P/N: RSB6650 (x2)

Vehicle fitment

Applications listed in the supplier fitment data:

• YAMAHA RD 350cc — 1973–1990
• YAMAHA RD 400cc — 1976–1982

Match your exact make, model, year and specification before ordering.

Why buy from FDY Performance?

FDY Performance is a UK motorcycle and ATV parts specialist. We help riders find parts with clear specifications, vehicle fitment information where available and support before ordering.

Need help choosing the right part?

Contact us with your bike make, model and year, plus the part number shown above, and we can help you check compatibility.

• Call: 07765 534854
• Email: fdy@fdyperformance.com
• Website: www.fdyperformance.com