KTM 250 EXC F [2014-2020] - Forged pistons

PROX forged pistons for KTM 250 EXC F 2014-2020

The PROX forged piston is designed for the KTM 250 EXC F from the entire 2014-2020 model year range. Its special alloy is designed to minimize friction, thereby supporting reliable engine operation.

Execution and function

The piston is made of aluminum and is forged. The standard compression is based on the intended engine configuration. A flat crown with a raised top and 4 valve pockets characterize the specific piston shape.

Technical data

• Brand: PROX
• Piston Type: Forged
• Material: aluminum
• Piston compression: standard
• Diameter Ø: 77.98 mm
• Letter oversize: C
• Oversize: +0.02
• Rings Quantity: Set
• Specificity: Flat crown with raised top / 4 valve pockets

Vehicle assignment

The forged piston is intended for the KTM 250 EXC F, built between 2014 and 2020. The vehicle assignment refers to this model and year of manufacture.

Selection note

The specified diameter of 77.98 mm, the oversize letter C and the oversize information +0.02 are decisive for the selection. The standard compression and the piston shape with 4 valve pockets characterize this version.