
VERTEX Cast Piston (Manufacturer Part No: 21757CD)
Designed for 250cc engines and for off-road or roadster use, this VERTEX cast piston stands out due to its aluminum construction and meticulous machining. Ideal for engine rebuilds or restorations, it maintains standard compression and adheres to manufacturer specifications for reliable installation.
The piston is delivered raw, ready to receive rings and pin. Its B size is intended for oversized cylinders corresponding to the indicated diameter; be sure to check piston/cylinder clearance and orientation during installation. Its design is suitable for applications requiring reliability and repeatability, particularly in motocross where bore consistency is crucial.
Common compatibilities: CAGIVA WMX 250 (1991-1992), HUSQVARNA WR 250 (1991). Check the part number and specifications before purchase to ensure compatibility with your engine.