KTM 250 EXC F [2024-2025] - Complete Top End Kit - Replica forged pistons

VERTEX Top End Kit with forged piston for the KTM 250 EXC F

The VERTEX complete kit for the upper engine area supports the engine overhaul of the KTM 250 EXC F with a coordinated set of pistons, seals and other components. Designed for the 4T engine, it combines a forged aluminum piston with associated parts for top-end replacement.

Function and scope of delivery

The kit bundles the components intended for the overhaul and can therefore simplify the selection of individual parts. For the 4T version the scope of delivery includes:

• forged piston
• Piston rings
• Piston pin
• safety clips
• Top end gasket kit
• Timing chain

Technical data

• Brand: VERTEX
• Material: aluminum
• Piston Type: Forged
• Piston compression: standard
• Diameter Ø: 80.98 mm
• Letter oversize: C
• Oversize: +0.02
• Bore diameter: 81.00 mm
• Rings Quantity: Set
• Stroke: 4T

Vehicle assignment

The top end kit is assigned to the KTM 250 EXC F, built between 2024 and 2025. Before ordering, the technical dimensions should be compared with the existing engine, in particular the piston diameter of 80.98 mm and the bore diameter of 81.00 mm.