"... better roll performance than the D model. ... In mock combat with a P-47D-25-RE, the new fighter proved to be notably superior in every category of performance. "
"Scorching along at 467 mph @ 32,000 ft., the N could not be caught by any fighter in regular service with any air force on earth with the single exception of its M model sibling. This combination of wing and engine had pushed the N model up to the top rank of the superlative prop driven fighters then in existence."
and it had phenominal range. More than the P-38 with full drop tanks. It did a lot of escorting of B-29's over Japan.
Er, thanks to Mr Body and CC Jordan of course.