Cooper S Convertible (R57) L4-1.6L Turbo (N14) (2009)
Screw special tool 11 9 340 See: Tools and Equipment/11 9 340 Chain Tensioner, Complete into cylinder head.
Pretension timing chain with special tool 00 9 250 to 0.6 Nm.
Secure central bolt (1) with special tool 00 9 120 or an electronic torque wrench.
Tightening torque: 11 36 1AZ See: Specifications/Mechanical Specifications/11 36 Variable Camshaft Control.