Honda CRF 250 R (ME 10) [2004-2009] - forged pistons

PROX forged pistons for Honda CRF 250 R (ME 10)

The PROX forged piston is intended for the Honda CRF 250 R (ME 10) built between 2004 and 2009. It is made of aluminum and has a forged piston design. The special alloy is designed to minimize friction and thus support high reliability.

Function and execution

The piston shape is curved and has 4 valve pockets. There is a MoS2 coating on the apron. These features describe the design of the piston and make it easier to select the right engine design.

Technical data

• Brand: PROX
• Piston Type: Forged
• Material: aluminum
• Piston compression: standard
• Diameter Ø: 77.97 mm
• Letter oversize: A
• Oversize: STD
• Rings Quantity: Set
• Stroke: 4T
• Specificity: Domed piston / 4 valve pockets / MoS2 coating on the skirt

Vehicle assignment

The forged piston fits the Honda CRF 250 R (ME 10), built between 2004 and 2009. The assignment supports checking the model and year of manufacture before selection.

Factual selection aid

The diameter of 77.97 mm, the oversize A marking, the Oversize STD specification and the standard piston compression are particularly relevant for the selection. The 4T piston design with a curved piston crown and 4 valve pockets complements the technical features of this PROX piston.