cant be measured in mm... nor will you know out of round spec or taper. There are special tools for this purpose and it is difficult to measure without them.
Ok taiko's & seniors & tuners & experts.....
Need ur guys opinion here... Is it true this 4G91P engine can beat 4AGE engine? no turbo or supercharger.. just N/A...
What i know is 4AGE quite a powerful engine ...