PISTON KIT YZ85 YZ80 47.50 A, WOSSNER 8188D050 YAMAHA MX

Wossner Piston Kit 8188D050 is a high-quality forged piston specifically designed for Yamaha YZ80 motorcycles from 1993 to 2001, featuring a 47.50mm bore (+0.50 US Bore). Manufactured in Germany, this piston ensures optimal heat transfer and strength, while its elliptical design evenly distributes thrust forces, minimising stress and the risk of piston failure.

Features

• Forged piston for enhanced mechanical strength and longevity

• Elliptical shape provides uniform load distribution under heat expansion

• Efficient combustion heat transfer to cylinder walls

• German-made for high manufacturing precision

Specifications

• Bore: 47.50 mm

• Actual Piston Diameter: 47.45 mm

• Stroke: 47.80 mm

• Displacement: 82 cm³

• Clearance: 0.05 mm

• Compression Height: 26.00 mm

• Wossner Compression Ratio: 2-stroke

• OEM Compression Ratio: 2-stroke

Cross-Reference OEM Part Numbers

• Wossner Piston: 8188D050

• Lock: CW14

• Pin: WP058

• Ring Set: RSB4750

• Rod: P2008

• Internal Part No: 56-W646+00050.WO

Vehicle Fitments

• 1993 Yamaha YZ80

• 1994 Yamaha YZ80

• 1995 Yamaha YZ80

• 1996 Yamaha YZ80

• 1997 Yamaha YZ80

• 1998 Yamaha YZ80

• 1999 Yamaha YZ80

• 2000 Yamaha YZ80

• 2001 Yamaha YZ80