Yamaha YZ 250 (CG 17) [2004] - Piston kit

VERTEX piston kit for Yamaha YZ 250 (CG 17), built in 2004

The VERTEX piston kit is intended for renewing the upper engine area of the Yamaha YZ 250 (CG 17) from 2004. As a top-end kit, it bundles the components relevant for the replacement and thereby supports a structured engine overhaul.

Function and components

The kit includes the central components for changing pistons, including the seals in the upper engine area. Since the vehicle application is a two-stroke engine, the piston pin needle bearing is also included.

• Piston
• Piston rings
• Piston pin
• safety clips
• Top end gasket kit
• Needle bearings for two-stroke applications

Technical data

• Material: aluminum
• Piston Type: Cast
• Piston compression: standard
• Diameter Ø: 66.34 mm
• Letter oversize: A
• Number of piston rings: 2
• Displacement/engine version: 2T

Vehicle assignment

The piston kit is assigned to the Yamaha YZ 250 (CG 17), built in 2004. The information on the diameter, the oversize A and the two-stroke version make it easier to select the right kit for this specific application.

With the piston, seal and fastening components included, the kit is suitable for upper engine work where the piston is renewed and the associated top end parts are replaced.