WOSSNER 69mm FORGED PISTON KIT YAMAHA IT250 1983, YTZ250 1985-1986

Wossner Piston Kit - 8175D100 (+1.00mm) is a high-quality forged piston designed for Yamaha IT250 and Tri-Z 250 models. Manufactured in Germany, this piston is engineered for optimal heat transfer and uniform bearing surface distribution, reducing localized pressure and preventing piston collapse.

Features

• Forged piston for superior strength and durability
• Engineered for optimal combustion chamber heat transfer
• Elliptical design for uniform bearing surface and reduced piston collapse
• Manufactured in Germany

Specifications

• Bore Size: 69.00mm (Oversize +1.00mm)
• Actual Bore Diameter: 68.94mm
• Display (cm³): 246
• Stroke (mm): 68.00
• Clearance (mm): 0.06
• Compression Ratio: 2-Stroke
• OEM Compression Ratio: 2-Stroke
• Compression Height (mm): 35.80

Included Items:

• Lock (Part No. CW18)
• Wrist Pin (Part No. WP033)
• Ring Set (Part No. RSB6900 x 2)

Cross-Reference OEM Part Numbers

• 8175D100

Vehicle Fitments

• 1983 Yamaha IT250
• 1985 Yamaha Tri-Z 250
• 1986 Yamaha Tri-Z 250
• 1987 Yamaha Tri-Z 250
• 1988 Yamaha Tri-Z 250
• 1989 Yamaha Tri-Z 250

Majority of our listings are for a direct replacement for your original part.

Our parts are made of quality and are designed to meet or exceed the original OEM Standards.

Our products are often a cost effective alternative to genuine OEM Parts.

Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.