Valve tappet removal/installation procedure for smart 451/454 engine 132.9 with intake and exhaust camshaft identification.

Engine diagram showing valve tappet location with numbered callouts for intake camshaft, exhaust camshaft, and valve tappet.

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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.