YAMAHA TT R 250 [1996-2007] - WÖSSNER forged pistons

WÖSSNER forged pistons for Yamaha TT R 250

The WÖSSNER forged piston is designed as a replacement piston for the YAMAHA TT R 250 in the entire model year range from 1996-2007. The design combines a forged piston type with aluminum as a material and is assigned to the piston category for the upper engine range.

Technical features

• Material: aluminum
• Piston Type: Forged
• Piston compression: standard
• Diameter Ø: 73.95 mm
• Bore diameter: 74.00 mm
• Compression ratio: 10.2:1
• Rings Quantity: 3
• Stroke: 4T

Excess and selection

The piston is designed with an oversize of +1.00. The corresponding letter for the oversize is 100. The piston diameter of 73.95 mm, the bore diameter of 74.00 mm and the oversize specification +1.00 are particularly important for selection and assignment.

Vehicle assignment

The vehicle assignment applies to the YAMAHA TT R 250, built between 1996 and 2007. Before ordering, the dimensions mentioned, the compression ratio of 10.2:1 and the three-ring design should be compared with the requirements of the engine.