This is a step by step video tutorial on how to replace the timing chain tensioner on an e39 BMW with the 4.4L M62TU V8 engine.The process is similar for theThe 4.9-litre S62 V8 in the M5 was the first eight-cylinder engine fitted to an M car, and some diehards were at first affronted by this heavily reworked version of the 4.4-litre lump from the 540i, claiming that it fundamentally changed the character of the M5. 00usve.