Remove/install piston rings for 281 engine in Model 453 smart fortwo with exploded views and service procedures.

Piston ring removal and installation diagram showing plain compression ring, taper-faced ring, and oil scraper ring with numbered callouts.

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See all Powertrain figures for the Fortwo / Forfour (453), 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.