WOSSNER Piston Kit 71.94 mm Yamaha 8179D200

Piston Kit - 71.94 mm - Yamaha

The WOSSNER Piston Kit measures 71.94 mm and is designed for select Yamaha motorcycles. It features a permanent skirt coating intended to reduce friction and piston rock for quiet operation and improved performance. Optimized machining helps reduce weight while maintaining strength in key areas, including the crown and skirt wall cross section.

Forged from aerospace-grade aluminum alloy, this piston kit includes the piston, rings, pin, and clips. Distributor part number: 09105571. Manufacturer part number: 8179D200.

Vehicle fitment includes the 1973, 1974, and 1975 Yamaha MX250; 1974, 1976, and 1977 Yamaha DT250; 1978 and 1979 Yamaha IT250; and 1976 Yamaha TY250.

Features:

• Size: 71.94 mm
• Construction: Forged from aerospace-grade aluminum alloy
• Skirt coating: Permanent coating helps reduce friction and piston rock
• Machining: Optimized for lightness while maintaining strength in key areas
• Included components: Piston, rings, pin, and clips
• Fitment: Select 1973–1979 Yamaha MX250, DT250, IT250, and TY250 models

Fitment:
1972 Yamaha Dt2
1973 Yamaha Dt3
1973 Yamaha Mx250
1974 Yamaha Dt250
1974 Yamaha Mx250
1974 Yamaha Ty250
1975 Yamaha Dt250
1975 Yamaha Mx250
1975 Yamaha Ty250
1976 Yamaha Dt250
1976 Yamaha Ty250
1977 Yamaha Dt250
1977 Yamaha Ty250
1978 Yamaha Dt250
1978 Yamaha It250
1978 Yamaha Ty250
1978 Yamaha YZ250
1979 Yamaha Dt250
1979 Yamaha It250
1979 Yamaha YZ250
1980 Yamaha It250