Yamaha YZ 450 F (CJ 23) [2019] - Complete Top End Kit - Replica forged pistons

VERTEX Top End Kit with forged replica piston

The VERTEX complete top end kit - replica forged pistons is tailored to the Yamaha YZ 450 F (CJ 23) from 2019. It bundles the components intended for an overhaul of the upper engine area and thereby supports a structured renewal of pistons and seals.

Function and scope of delivery

The kit makes engine overhaul easier because the essential parts for replacing the piston and seals in the upper engine area are put together. For the four-stroke application, the scope of delivery includes:

• Aluminum piston
• Piston rings as a set
• Piston pin
• safety clips
• Top end gasket kit
• Timing chain

Technical data

• Brand: VERTEX
• Piston Type: Forged
• Piston compression: standard
• Diameter Ø: 96.97 mm
• Letter oversize: C
• Oversize: +0.02
• Bore diameter: 97.00 mm
• Rings Quantity: Set
• Stroke: 4T

Vehicle assignment

The top end kit is intended for the Yamaha YZ 450 F (CJ 23), built in 2019. The selection is made based on the specified model, year of manufacture and the technical piston dimensions including the oversize letter C.