i have a 02 accord stock with a f23a and i would like to put in a h23a from japan.what will i need to do and buy? can i use the old ex manifold for now do i need a ecu,motor harness. stuff like that. start to finish or if do not think is a good idea just let me know thank you for your time mike

 

Please do not look in the Accord FAQ where there is detailed swap guides.