TecDoc Engine Number: FIAT 138 B2.000 ; Overall Length [mm]: 108,5 mm ; for piston Ø [mm]: 80 mm ; for piston Ø [mm]: 86 mm ; for piston Ø [mm]: 86,4 mm ; for piston Ø [mm]: 86,6 mm ; Valve head diameter [mm]: 36 mm ; Valve stem diameter [mm]: 8 mm ; Valve seat angle [°]: 45 º ; ArticleState: Normal