Beta RR 350 4 T Enduro Racing [2012-2019] - forged pistons

PROX forged pistons for Beta RR 350 4 T Enduro Racing

The PROX forged piston is tailored to the Beta RR 350 4 T Enduro Racing from the 2012-2019 model year range. It is suitable for replacement in equivalent original equipment quality and combines a forged design with a special aluminum alloy.

Function and execution

The patented surface treatment reduces friction in the cylinder. In this way, it supports the intended function of the piston in the engine. The flat crown with hollow area and 4 valve pockets is designed as a specific piston shape. The piston has a standard compression of 12.9:1.

Technical data

• Brand: PROX
• Component: forged piston
• Material: aluminum
• Piston type: forged
• Piston compression: Standard, 12.9:1
• Diameter Ø: 87.97 mm
• Letter oversize: B
• Oversize: +0.01
• Rings Quantity: Set
• Stroke: 4T
• Specificity: flat crown with hollow area / 4 valve pockets

Vehicle assignment

Suitable for the Beta RR 350 4 T Enduro Racing, built between 2012 and 2019.

Selection guide

Before choosing, check the specified diameter of 87.97 mm as well as the marking B and the oversize +0.01. This data supports the assignment of the piston to the intended vehicle version.