Piston Kit 94-96 YZ125 54.00 A, Wossner 8116DA Yamaha MX 4JY-11631-02-A0

Piston Kit 94-96 YZ125 54.00 A, Wossner 8116DA Yamaha MX 4JY-11631-02-A0. Find the product specifications and compatibility information below.

Product details

• Product: Piston Kit 94-96 YZ125 54.00 A, Wossner 8116DA Yamaha MX 4JY-11631-02-A0
• Part number: 56-W647+00A.WO
• Brand: Wossner
• Forged piston for maximum strength and reliability
• Elliptical design distributes thrust loads evenly under heat expansion
• Efficient heat transfer from combustion chamber to cylinder walls
• Precision-engineered and manufactured in Germany
• Bore: 54.00 mm
• Actual Piston Diameter: 53.94 mm
• Stroke: 54.50 mm
• Displacement: 124 cm³
• Clearance: 0.06 mm
• Compression Height: 28.00 mm
• Wossner Compression Ratio: 2-stroke
• OEM Compression Ratio: 2-stroke
• Cross-Reference OEM Part Numbers
• Wossner Piston: 8116DA
• Lock: CW16
• Pin: WP036
• Ring Set: RSB5400
• Rod: P2047
• Internal Part No: 56-W647+00A.WO
• OEM: 4JY-11631-02-A0
• Alternate Part Number: 647M05400

Vehicle fitment

Applications listed in the supplier fitment data:

• YAMAHA YZ 125cc — 1994–1996

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