Quote Originally Posted by Bio248 View Post
you know how many people can actually read a spark plug nowadays?
Do you know how many newbs know what AFR, EGT's or advanced timing is?

Pretty easy for him to pull the plugs, take some pictures, post them, then the helpful staff here at GPF could say "hey look, you're plugs look like they are running rich, that means you're car is probably doing Y, and could be resolved by changing the values in Z"