KTM 450 SX-F Herlings Replica [2019] - forged pistons

PROX forged pistons for the KTM 450 SX-F Herlings Replica

The PROX forged piston is designed to replace the piston of the KTM 450 SX-F Herlings Replica from 2019. Precise manufacturing on modern CNC systems supports a precise design for the intended engine. As a piston made of aluminum, it combines the proven material base with a forged design.

Function and execution

The piston has standard compression and a compression ratio of 12.6:1. With a diameter of Ø 94.96 mm and the marking A for the oversize, it is specified for the specified version. The information “STD” is stored as an oversize version.

• Piston Type: Forged
• Material: aluminum
• Piston compression: standard
• Diameter Ø: 94.96 mm
• Letter oversize: A
• Oversize: STD
• Compression ratio: 12.6:1
• Stroke: 4T

Piston set with matching components

The PROX piston set is supplied with piston rings, piston pins and circlips. This means that the components intended for replacement are available together. The piston rings are manufactured to exact specifications in OEM factories. Piston pins and circlips complete the set for assembling the piston.

Vehicle assignment

Suitable for the KTM 450 SX-F Herlings Replica, built in 2019.

Before ordering, please compare the technical data and design of the existing engine with the information on the piston set.