Piston Kit 1983 &85 YZ125 56.5, Wossner 8119D050 Yamaha 39W-11-630-00-00

Piston Kit 1983 &85 YZ125 56.5, Wossner 8119D050 Yamaha 39W-11-630-00-00. Find the product specifications and compatibility information below.

Product details

• Product: Piston Kit 1983 &85 YZ125 56.5, Wossner 8119D050 Yamaha 39W-11-630-00-00
• Part number: 56-W503+050.WO
• Brand: Wossner
• Forged construction for increased strength
• Optimized heat transfer to cylinder walls
• Elliptical design for uniform bearing surface and thrust load distribution
• Made in Germany
• Bore Size: 56.50mm
• Bore (Actual Measured): 56.44mm
• Display Volume: 83 cm³
• Stroke: 84.00mm
• Clearance: 0.06mm
• Compression Ratio (Wossner): 2-stroke
• Compression Ratio (OEM): 2-stroke
• Compression Height: 30.80mm
• Lock Part Number: CW16
• Pin Part Number: WP036
• Ring Set Part Number: RSB5600
• Cross-Reference OEM Part Numbers
• 39W-11-630-00-00
• 55Y-11631-00-94

Vehicle fitment

Applications listed in the supplier fitment data:

• YAMAHA YZ 125cc — 1985
• YAMAHA YZ 125cc — 1983

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