Originally posted by rs-pssst
Don't get too discouraged. It really isn't so bad. You will learn so much valuable information. Just a note: You do not need to: 1. drill or tap anything ->He was refering to the coolant and air temp sensors (you can setup MegaSquirt to use the stock coolant/ air temp sensors) 2. or weld an O2 bung (you don't really 'need' an oxygen sensor) You can even just use the factory one: Narrowband You can purchase premade standard wiring harnesses. You will need to run somewhere along the lines of 24 wires. There is: Lots of software support -> forums.2gnt.com ; www.msefi.com Lots of hardware support -> forums.2gnt.com ; www.msefi.com Reason #1 to do it: Don't you want to be able to change the fuel on-the-fly and hear the exhaust note change while waiting for 4 double cheese burgers (tuning food) in the drive through? Nothing but a great learning experience comes out of playing with megasquirt.