Smart 451 Engine 132 special tools for flywheel and belt pulley service including retaining lock and counterholder.

Three special tools for 451 engine service: retaining lock, counterholder, and guide with part numbers.

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See all Powertrain figures for the Fortwo (450), or browse the full figure library. Part numbers and callouts are community-sourced and cross-referenced against the manuals — confirm with your VIN before ordering.