Mercury 225 black max efi. Power up

[Frogsak1]

Hi all I been looking and can't find the info I need so what I am looking at doing is
trying to do some easy upgraded to my 1997 225 mercury black max

ecu??
Reeds??

I don't have heaps of $$$$$ but I have some to spend

[Frogsak1]

Any one????

[toyomirage02]

reeds
cut heads get ur comp.up to around 140 ish but then you will need to up your octane
open up exhuast will let ya breath alil easyer upon holeshots
tuner
intake space plate
that will get ya started

[87starflite]

I have a set of 300 promax computers that will work great on your motor if you bump up the compression and get a 4 butterfly intake from the 250/300 promax 3.0