For engine codes:
M40 M44 M50 M52 M54 M56
(engine with double camshafts)
Contains important tools for:dismantling and assembling camshaft.
M40 timing belt change.Valve timing of camshafts.
For models:3 5 7 X3 X5 Z3 Z4
Type series:E30-31-32-34-36-38-42-46-53-60-61-65-66-83-85
