Tm Racing MX 250 FI [2019] - Forged pistons

PROX forged pistons for Tm Racing MX 250 FI 2019

The PROX forged piston is designed as a replacement piston with equivalent original equipment manufacturer quality. It is made from aluminum as a forged version made from a special alloy. This makes the component suitable for repairing the 2T engine of the Tm Racing MX 250 FI built in 2019.

Function and execution

The patented surface treatment reduces friction in the cylinder. The curved piston has 2 lubrication holes on the exhaust skirt. The standard piston compression supports the selection as a replacement for an equivalent design.

Technical data

• Brand: PROX
• Piston Type: Forged
• Material: aluminum
• Diameter Ø: 66.34 mm
• Piston compression: standard
• Letter oversize: A
• Oversize: STD
• Stroke: 2T
• Specificity: Domed piston / 2 lubrication holes on the exhaust skirt

Vehicle assignment

The forged piston is suitable for the Tm Racing MX 250 FI, built in 2019.

Selection note

In particular, the diameter of 66.34 mm, the standard piston compression and the markings “A” and “STD” must be taken into account for the assignment. The technical features enable a targeted selection of the intended engine.