If a part is temporarily unavailable, you could substitute it with these parts:
Quality Rocker arm for Mercedes C-Class C 400 3.0 4-matic 333 hp Petrol
Wide selection of new rocker arm for Mercedes A205 C400 4-matic (205.466) Petrol 333 hp, priced from £6.72 to £12.48. Choose from 8 trusted manufacturers.
Tried, tested, and top-rated: Rocker arm for Mercedes C-Class Convertible (A205) C 400 4-matic (205.466) 333 hp Petrol
C 220 CDI (203.006, 203.008) OM 646.963
C 180 (202.018) M 111.920
C 180 Kompressor (203.046) M 271.946
C 220 CDI (203.208) OM 646.963
C 220 CDI (203.008) OM 646.963
C 220 CDI (204.008) OM 646.811
C 220 CDI (204.202) OM 651.911
C 200 CDI (203.004) OM 611.962
C 200 CDI (203.007) OM 646.962
C 220 CDI (204.208) OM 646.811