Yamaha WR 450 F (RE 45) [2019-2020] - Complete Top End Kit - Replica forged pistons

VERTEX top-end kit with forged piston for the Yamaha WR 450 F

The VERTEX Complete Top End Kit - Replica Forged Pistons supports the overhaul of the upper engine area of the Yamaha WR 450 F (RE 45). The kit, which is tailored to the 4T engine, bundles the components relevant for the replacement and can therefore reduce time and costs when overhauling the engine.

Function and scope of delivery

The set contains the components for replacing the piston and the associated seals in the upper engine area. This four-stroke version also includes a timing chain.

• Aluminum piston
• Piston rings as a set
• Piston pin
• safety clips
• Top end gasket kit
• Timing chain for four-stroke applications

Technical data

• Piston Type: Forged
• Piston compression: standard
• Diameter Ø: 96.95 mm
• Letter oversize: A
• Oversize: STD
• Bore diameter: 97.00 mm
• Stroke: 4T

Vehicle assignment

The top-end kit is assigned to the Yamaha WR 450 F (RE 45) built in 2019-2020.

Factual note

The information on diameter, bore diameter, oversize and piston compression makes it easier to compare the technical requirements of the associated engine.