HONDA CRF 250 R [2024-2027] - forged pistons

PROX forged pistons for the HONDA CRF 250 R

The PROX forged piston is designed as an engine component for the HONDA CRF 250 R from the 2024-2027 model year range. The combination of aluminum and forged construction is complemented by a flat crown with a raised top and 4 valve pockets.

Technical features

• Material: aluminum
• Piston Type: Forged
• Piston compression: standard
• Diameter Ø: 78.97 mm
• Letter oversize: A
• Oversize: STD
• Rings Quantity: Set
• Stroke: 4T

Piston crown design

The piston shape is designed with a flat crown and a raised top. Four valve pockets are part of the stated specification and characterize the geometry of this piston.

Vehicle assignment

The PROX forged piston is assigned to the HONDA CRF 250 R for the years 2024, 2025, 2026 and 2027. In addition to the vehicle and year of manufacture, the diameter of 78.97 mm, the standard piston compression and the markings “A” and “STD” are particularly important for the selection.

Technical selection

Before ordering, the listed dimensions and design features should be compared with the intended motor. The statement “Rings Quantity: Set” describes the associated ring version as a set.