KTM 250 EXC TPI SIX Days [2018-2023] - Piston kit

VERTEX piston kit for KTM 250 EXC TPI SIX Days 2018-2023

The VERTEX piston kit is designed to renew the upper engine area of the KTM 250 EXC TPI SIX Days in the 2018-2023 model year range. As a top-end kit, it bundles the components relevant for the replacement and thereby supports a structured engine overhaul with coordinated parts.

Design and technical data

• Material: aluminum
• Piston type: cast
• Piston compression: standard
• Diameter Ø: 66.35 mm
• Letter oversize: B
• Oversize: +0.05
• Bore diameter: 66.40 mm
• Piston rings: 2
• Stroke: 2T

The combination of cast aluminum piston, standard compression and the B marking with +0.05 oversize makes selection within the specified version easier. The bore diameter is 66.40 mm; the kit has two piston rings.

Scope of delivery

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

Vehicle assignment

The piston kit fits the KTM 250 EXC TPI SIX Days, built between 2018 and 2023. The 2T stroke version is specified for this two-stroke application.