lost vacuum
#1
On The Tree
Thread Starter
Join Date: Jul 2003
Location: West Virginia
Posts: 122
Likes: 0
Received 0 Likes
on
0 Posts
lost vacuum
I just installed my yella terra rocker arms on my 2001 corvette with an ATI supercharger and my vacuum on the boost gauge went for 21 to 19 at idle .Is this normal?