
WISECO Forged Piston — Manufacturer part number W651M05250. Designed for off-road environments, this forged aluminum piston is intended for 100 cm³ engines used in motocross. A raw and robust part meant for reassembly or top-end refurbishment, it adheres to the specified dimensions for precise fitting in compatible cylinders.
This WISECO piston is designed for motocross use, where bore precision and dimensional stability are essential for the piston/cylinder clearance. Before installation, verify compatibility with the cylinder, rings, and manufacturer tolerances. The marking "A" and the STD oversize indication confirm the specification during workshop checks.
Common Compatibility:
Part intended for engine preparations and repairs: strict assembly and dimensional checks are recommended to achieve optimal top-end performance.