Thread Size: M9; Thread Pitch [mm]: 1,25; Length [mm]: 145; Quantity: 8; Bolt Head-/Nut Design: Male Torx; TecDoc Engine Number: 26301, 22100, 26103, 26104; Vehicle type: CITY COUPE;CABRIO; SMART: CITY-COUPE (450),FORTWO Coupe (450),CABRIO (450),FORTWO Cabrio (450),ROADSTER (452),ROADSTER Coupe (452),Crossblade Cabrio; 0004291V000x8; Bolt Kit, cylinder head