Piston Kit 1983 IT250 69.00, Forged Wossner 8175D100

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