D Danny New member Dec 29, 2010 #1 before what is it? i am working on a gm th350 but it has 2 piece valve body what is this other part i have never seen this before what dos it do and can i block it off
before what is it? i am working on a gm th350 but it has 2 piece valve body what is this other part i have never seen this before what dos it do and can i block it off