75mm Pro M for 19lbers will i run lean?

[Jaswir]

ive herd that i may run lean when changing to a aftermaket mass air meter

and also a 70mm cobra maf? because of my computer?

can someone give me some detals on what i can use and what not?

 

[2000xp8]

If the 75 is in proper working order, it will work well. Net you probably .2 in the quarter.

The 70mm cobra meter is a worthless piece of junk.