Yamaha WR 250 F (CG 16) [2003-2004] - WÖSSNER forged pistons
Description
WÖSSNER forged pistons for the Yamaha WR 250 F
The WÖSSNER forged piston is designed for the Yamaha WR 250 F (CG 16) built between 2003 and 2004. The vehicle assignment supports a targeted selection of the right engine and limits its use to this model and year of manufacture.
![Yamaha WR 250 F (CG 16) [2003-2004] - WÖSSNER forged pistons – product view](https://cdn.shopify.com/s/files/1/0871/4616/8646/files/1093816001-1_c0668ef1-1fd0-4c93-b866-54cd0e255265.jpg?v=1788442756)
Design and technical features
The piston is made of aluminum and is forged. Its specific construction is called a forged double bridge. For the technical assignment, the piston diameter, the bore diameter and the compression ratio are clearly defined.
- Material: aluminum
- Piston Type: Forged
- Piston diameter Ø: 76.96 mm
- Letter oversize: A
- Oversize: STD
- Bore diameter: 77.00 mm
- Compression ratio: 13.5:1
- Number of piston rings: 3
- Specificity: Forged double bridge
Vehicle assignment
The forged piston fits the Yamaha WR 250 F (CG 16), built between 2003 and 2004. Before making a selection, the model name and year of manufacture should be compared with your own motorcycle, especially for vehicles outside of this complete model year range.
Technical selection
The diameter of 76.96 mm, the bore of 77.00 mm and the compression ratio of 13.5:1 are decisive for the piston assignment. The marking with the letter A and the indication “STD” belong to the specified version.
![Yamaha WR 250 F (CG 16) [2003-2004] - WÖSSNER forged pistons - detailed view](https://cdn.shopify.com/s/files/1/0871/4616/8646/files/1093816001-2_a09f4dbe-33dd-482d-afa9-7f942523179e.jpg?v=1788442756)