[Roadsters] Rotors--.37 min?

[Tim]

Ross Mullen / Sports Imports <info at sportsimports.ca> wrote: 
minimum thickness is .370
Ross
sports imports



.37 Really? 

I pulled that .331 measurment right out of one of the manuals my dad gave me with the car. The rotors I am considering using are (.39 to .40) came out of a relatively low mileage car--under 70,000 miles. 

What does a rotor measure new?

Tim