KTM 350 EXC-F Factory Edition [2023] - Forged pistons

PROX forged pistons for the KTM 350 EXC-F Factory Edition

The PROX forged piston is designed for the KTM 350 EXC-F Factory Edition from 2023. Its forged aluminum design is based on a special alloy that minimizes friction and is therefore designed for reliable operation in the engine.

Technical features

• Piston Type: Forged
• Material: aluminum
• Piston compression: standard
• Diameter Ø: 87.97 mm
• Letter oversize: B
• Oversize: +0.01
• Rings Quantity: Set
• Stroke: 4T
• Specificity: Flat crown with raised top / 4 valve pockets

Execution and selection

The flat piston crown with raised top part and four valve pockets describes the specific piston shape of this PROX component. The standard compression and the diameter of 87.97 mm support clear selection based on the technical engine data. The oversize letter B and the dimension +0.01 are also part of the defined version.

Vehicle assignment

The forged piston fits the KTM 350 EXC-F Factory Edition, built in 2023. This assignment applies to the entire 2023 model year range.

Factual product data

The 4T piston design indicates the intended four-stroke use. The ring set is designed as a set and complements the technical specification of the piston. When making the selection, the vehicle model, year of manufacture, diameter, oversize letter and oversize value must be compared.