Anyway, my owner's manual actually lists 80 ft-lbs. They wrote especially for folks who can't convert - "those stupid americans".

I guess you answered the question..... if you don't torque properly then rotors will warp??

I assume the originator of this thread did torque properly. I've never had a warped rotor.

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Neil
1997 E300D - naturally aspirated
280,000 miles (as of November 2015)