
VERTEX Cast Piston manufacturer reference 22654A — replacement piston designed for rebuilt cylinders for enduro/cross. Made from aluminum, this oversize A cast piston fits the 250 cm³ TM Racing models in question and replaces the original component when the cylinder has been bored out.
This piston is a replacement part suitable when the cylinder has undergone boring. Its tolerance and oversize A allow for a precise fit in a 66.40 mm bore. Ideal for workshops and riders performing disassembly/inspection of their top-end before reassembly.
Main Compatibilities:
Always check the bore size and manufacturer specifications before installation to ensure a correct fit and compatibility with your engine.