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          | Supplementary Article/Info 2: | Chromed valve stem | 
| Supplementary Article/Info 2: | Valve stem tip hardened | 
| Number of grooves: | 3 | 
| Length [mm]: | 94.7 | 
| Valve Stem Diameter [mm]: | 5.99 | 
| Valve Head Diameter [mm]: | 22.4 | 
| Material: | Bi-metal | 
| Material: | Chrome-Mangan-Nickel Steel | 
| Valve stem material: | Chrome-silicon-steel | 
| Valve seat angle [°]: | 45 | 
| ALFA ROMEO: | 55206233 | 
| FIAT: | 55206233 | 
| FIAT: | 55239748 | 
| LANCIA: | 55 206 233 | 
| FRECCIA: | R6589/BMARCR |