have a 2002 2.2 ecotec cav .. my engine is a 2.0 l lsj top end...

i want to run msd setup.. im told this is what i need..

wires - 31159
2 coils - 8224
2 coil interfaces - 8870

msd box - 62112 2 channel
or
the 4 channel - 62152.. apparently this one is better because u can program alot more?

i was told i need a cam sync generator... 8914... but i cant find them anywhere ?

suggestions ? what i would need.. are these parts right ?