Yamaha YZ 450 F (CJ 21) [2016-2017] - 4-stroke forged piston kit - ø97.00mm

WISECO 4-stroke forged piston kit for the Yamaha YZ 450 F

The WISECO forged piston kit is assigned to the Yamaha YZ 450 F (CJ 21) built in 2016-2017. The forged aluminum piston design provides a clearly defined basis for selecting a suitable piston in the upper engine range. The product name states a diameter of ø97.00mm; The technical diameter is 96.95 mm.

Technical execution

• Piston Type: Forged
• Material: aluminum
• Diameter Ø: 96.95 mm
• Letter oversize: B
• Oversize: +0.01
• Piston compression: standard
• Compression ratio: 12.5:1
• Piston rings: set
• Engine stroke: 4T

Vehicle assignment

The kit is intended for the Yamaha YZ 450 F (CJ 21), built between 2016 and 2017. In addition to the motorcycle model, the specified diameter of 96.95 mm, the oversize B and the dimension +0.01 must be taken into account when making the selection.

Selection guide

The standard piston compression and the compression ratio of 12.5:1 make it easier to match the intended engine design. The marking as 4T indicates use in 4-stroke engines. WISECO manufactures forged pistons for various motorsports and automotive applications; In terms of the technical features mentioned, this kit is specifically assigned to the Yamaha YZ 450 F (CJ 21) from the 2016-2017 model year range.