[Fireguy50]

uh, there are pictures in that upgrad to a 3G post.
Go look at the pics and your alt and decide for your self.

HINT: you should have a 2G

 

[Fireguy50]

Stock 2G is a 65-75 AMP Alt.
You can remove the alt take it to a re-builder and they can bench test any alt. My 3G was bench tested to just over 160