Yamaha YZ 250 (CG 12) [2002] - Piston kit

VERTEX piston kit for Yamaha YZ 250 (CG 12) from 2002

The VERTEX piston kit is designed to renew the upper engine area of the Yamaha YZ 250 (CG 12), built in 2002. As a top-end kit, it bundles the components relevant for the replacement and thereby supports a structured engine overhaul.

Function and scope of delivery

The set allows pistons, piston rings, piston pins and safety clips to be replaced together. The included top-end gasket set complements the work on the upper engine area. Since this is a two-stroke application, the needle bearing for the piston pin is also part of the kit.

• Piston
• Piston rings
• Piston pin
• safety clips
• Top end gasket kit
• Needle bearings

Technical data

• Brand: VERTEX
• Material: aluminum
• Piston Type: Cast
• Piston compression: standard
• Diameter Ø: 66.34 mm
• Letter oversize: A
• Number of piston rings: 2
• Stroke: 2T

Vehicle assignment

The piston kit fits the Yamaha YZ 250 (CG 12), built in 2002. The specified year range therefore exclusively includes the 2002 model year.

The combination of cast aluminum piston, standard compression, 66.34 mm diameter and oversized letter A makes targeted selection based on the existing engine design easier. Before ordering, the technical dimensions and design of the existing motor should be compared with the product data.