Yamaha YZ 250 F (CG 27) [2007] - WÖSSNER Pro Series forged pistons

WÖSSNER Pro Series forged pistons for Yamaha YZ 250 F (CG 27)

The WÖSSNER Pro Series forged piston is designed as a piston for the Yamaha YZ 250 F (CG 27), built in 2007. Its design as a forged aluminum piston and the high-density piston compression combine the essential product features for selecting a suitable piston within this vehicle classification.

Technical features

• Material: aluminum
• Piston Type: Forged
• Piston compression: high compression
• Diameter Ø: 76.96 mm
• Letter oversize: A
• Oversize: STD
• Bore diameter: 77.00 mm
• Compression ratio: 13.5:1
• Rings Quantity: 2
• Stroke: 2T
• Specificity: Double forged bridge/gas connection

Vehicle assignment

The forged piston is assigned to the Yamaha YZ 250 F (CG 27) from the entire 2007 model year. Before making your selection, check that the vehicle, year of manufacture and the specified dimensions and markings match.

Selection based on measurements

The diameter Ø of 76.96 mm, the bore diameter of 77.00 mm, the letter A for oversize and the STD marking are particularly relevant for the assignment. The compression ratio is 13.5:1. The version with 2 rings and the specified specificity complement the technical product data.