Yamaha WR 250 F (CG 30) [2008-2014] - WÖSSNER forged pistons

WÖSSNER forged pistons for Yamaha WR 250 F (CG 30) 2008-2014

The WÖSSNER forged piston is designed as a replacement component for the engine of the Yamaha WR 250 F (CG 30) from the entire 2008-2014 model year range. The forged version is made of aluminum and is specified for precise matching via the specified piston and bore dimensions.

Technical features

• Piston Type: Forged
• Material: aluminum
• Diameter Ø: 76.96 mm
• Letter oversize: A
• Oversize: STD
• Bore diameter: 77.00 mm
• Compression ratio: 12.5:1
• Rings Quantity: 3
• Specificity: Forged double bridge

Vehicle assignment

The piston fits the Yamaha WR 250 F (CG 30), built between 2008 and 2014. The specified diameter of 76.96 mm, the bore diameter of 77.00 mm and the markings “A” and “STD” are particularly important for the selection.

Version for engine use

The combination of aluminum, forged piston type and forged double bridge describes the specific design of this piston. The compression ratio of 12.5:1 and the design with 3 piston rings complement the technical characteristics for the assignment within the vehicle model mentioned.

Before making a selection, the vehicle model, year of manufacture and the dimensions listed should be compared with the existing engine. The WÖSSNER forged piston can be specifically assigned to the Yamaha WR 250 F (CG 30) from 2008 to 2014.