Valet
IS300 SX > Accord
This is stupid. Search all you want the f23s were all the same. Save for ulev, vtec, and non vtec. Those had different numbers and what not. Other than those there isn't a difference.
Black tops are jdm, but they do not have more power or anything. The only difference I heard was with the jdm transmissions.
Adam(twofast4u) has done this swap already. You can pm him if you want.
Some more on it from other sources @ http://honda-tech.com/showthread.php?t=3008174
F23A1 and F23A are @...
Max power: 150 hp (112 kW) @ 5700 rpm
Max torque: 152 lb·ft (205 N m) @ 4900 rpm
Thanks fellas......... I would like to do a J32 Swap one day........
Get ready to spend a whole of money...Many have said they are going to do this and quickly change their minds once they look at the logistics of it.