HUSQVARNA FS 450 [2015-2022] - Forged pistons

PROX forged pistons for the HUSQVARNA FS 450

The PROX forged piston is designed as a replacement for the HUSQVARNA FS 450 in the 2015-2022 model year range. The aluminum version combines the forged design with standard piston compression and is suitable for replacing the piston in the 4T engine.

Function and execution

ProX pistons are precision manufactured on CNC systems. The low expansion and low friction piston alloy used supports controlled operation. A piston design tailored to the application helps to replace the original piston in a targeted manner.

• Forged aluminum piston
• Standard piston compression
• Piston diameter Ø 94.97 mm
• Letter oversize: C
• Oversize: +0.02
• Version for 4T

Piston set

The PROX piston set is supplied with piston rings, piston pins and circlips. The piston rings are manufactured to exact specifications. Piston pins and circlips are tailored to the respective piston application and complete the set for professional engine overhaul.

Vehicle assignment

Suitable for the HUSQVARNA FS 450, built between 2015 and 2022. The selection according to piston diameter, oversize and letter should be compared with the existing cylinder dimensions. The technical specifications of the engine are decisive for assembly and checking the required running clearance.