Did a search but couldn't find that it was already posted so here goes:
Eff. April 4, 2005 Northwest Airlink will begin 2xDaily DTW-JFK-DTW service using CRJ. The 2xDaily DC-9 will reduce to 1xDaily.
NW/9E 3741 departs DTW 1010am arrives JFK 1200pm
NW/9E 5867 departs DTW 855pm arrrives JFK 1045pm
NW/9E 4742 departs JFK 605am arrives DTW 810am
NW/9E 4716 departs JFK 1230pm arrives DTW 230pm
Good to see new NW aircraft types at JFK, just wished they'd bring back those A319's.