WOSSNER 64.75mm PISTON KIT YAMAHA YFZ350 BANSHEE 87-07, RD350 LC/YPVS 80-92

This Wossner forged piston kit features a 64.75mm bore (64.69mm actual) and is designed for use in various Yamaha two-stroke models, including the YFZ350 Banshee, RD350 variants, and the RZ350. Manufactured in Germany, the piston is engineered for high durability and thermal performance. Its elliptical design ensures even load distribution during operation, reducing localised stress and the risk of piston collapse.

Features

• Forged piston construction for high strength and performance

• Engineered for efficient combustion heat transfer

• Elliptical profile ensures consistent pressure distribution under expansion

• Made in Germany

Specifications

• Bore size: 64.75mm (64.69mm)

• Display volume: 347 cm³

• Stroke: 54.00 mm

• Clearance: 0.06 mm

• Compression height: 36.00 mm

• Compression ratio: 2-stroke (Wossner and OEM)

Cross-Reference OEM Part Numbers

• Piston: 8075D075

• Lock: CW16

• Pin: WP027

• Ring Set: RSB6475 x 2

Vehicle Fitments

• Yamaha YFZ350 Banshee 1987–2007

• Yamaha RD350 LC - YPVS 1980–1987

• Yamaha RD350 AC 1950–2014

• Yamaha RZ350 1982–1990

• Yamaha RD350 1973–1975

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.