Yamaha WR 400 F (CH 02) [1998] - Replica forged pistons

VERTEX Replica forged pistons for the Yamaha WR 400 F

The VERTEX Replica forged piston is intended as a forged aluminum version for the Yamaha WR 400 F (CH 02) built in 1998. The specification is aimed at selecting a suitable piston for the 4T engine of this vehicle classification.

Design and technical features

• Material: aluminum
• Piston Type: Forged
• Piston compression: standard
• Diameter Ø: 91.95 mm
• Letter oversize: C
• Oversize: +0.02
• Bore diameter: 92.00 mm
• Rings Quantity: Set
• Stroke: 4T

Vehicle assignment

The piston fits the Yamaha WR 400 F (CH 02), built in 1998. This assignment serves as the basis for selecting the right spare part.

Notes on selection

The diameter Ø of 91.95 mm, the letter of the oversize C, the oversize information +0.02 and the bore diameter of 92.00 mm are particularly relevant for the technical classification. Piston compression is standard. The information “Rings Quantity: Set” describes the stored ring specification. Before ordering, the dimensions mentioned and the vehicle assignment should be compared with the existing engine.