All posts liked by i-95-se-r
I can pull an sr20 in less then 2hrs, pull the motor it is much easier. Plus you have less chance of messing up and having a front cover oil leak.
Start here,i had a few friends go through with this and they learned alot. EFI University - Electronic Fuel Injection Tuning, Training and Certification
Don't forget that the Sentra is no longer the compact car, it's thew new Altima, while Versa is the new Sentra.