It does not have a cam belt. It has a chain like all BMW's which never requires changing
Answer from MR I CHOUDHURY: No, it has a cam chain (runs inside engine housing) not as a rubber belt as normal engines. This is valid for M57 and M57N engines as far as I know.
every 90000 miles
Every 4 years or 40,000 miles
Good Question
changing alternator belt on vauxhall corsa
UFC.
It has a chain with a cam gear and crank gear.
My handbook state's 60,000 but I think that is only with Genuine Parts
The Lonsdale Belt is for British boxing.
Changing a timing belt is very complex with hundreds of details. Directions for changing the timing belt can be obtained when you purchase the timing belt.
if its kept well oiled it should not need changing for the life / 200k miles
in the sport shop its the penguins belt